Sponsored photos by

Gravel 5-20mm on white background
Theme of energy recovery from urban waste: A pile of refuse derived fuel (RDF) from the waste isolated on a white background.
Court records, lawyer gavel, pile of documents, solving cases, justice, lawyers, resolutions, legal papers, resolving, judge, lawyer, Justice, Paper, Legal system, Heap, File, Document, Data, Desk
Laundry basket with clean clothes isolated on white
old books isolated on white

Free stock photospile (646)

A serious businessman with laptop tablet in elegant suit sitting on a stack of books in front of cityscapeImage used under license from Freestock.com<a href="https://www.freestock.com/free-photos/serious-businessman-laptop-tablet-elegant-suit-729612151">Image used under license from Freestock.com</a>
Back to school concepty with writing on blackboard and desk, apple, books, itemsImage used under license from Freestock.com<a href="https://www.freestock.com/free-photos/back-school-concepty-writing-blackboard-desk-679048975">Image used under license from Freestock.com</a>
Books on vintage background with math formulas flying outImage used under license from Freestock.com<a href="https://www.freestock.com/free-photos/books-vintage-background-math-formulas-flying-682511338">Image used under license from Freestock.com</a>
Back to school concept with writing on blackboard in capital letters and a desk with papers, fruitImage used under license from Freestock.com<a href="https://www.freestock.com/free-photos/back-school-concept-writing-blackboard-capital-657521605">Image used under license from Freestock.com</a>
Books on vintage background with math formulas flying outImage used under license from Freestock.com<a href="https://www.freestock.com/free-photos/books-vintage-background-math-formulas-flying-679049074">Image used under license from Freestock.com</a>
Books on vintage background with math formulas flying outImage used under license from Freestock.com<a href="https://www.freestock.com/free-photos/books-vintage-background-math-formulas-flying-672702577">Image used under license from Freestock.com</a>
A stack of old books with vintage backgroundImage used under license from Freestock.com<a href="https://www.freestock.com/free-photos/stack-old-books-vintage-background-649525837">Image used under license from Freestock.com</a>
Back to school concept with writing on blackboard in capital letters and a desk with papers, fruitImage used under license from Freestock.com<a href="https://www.freestock.com/free-photos/back-school-concept-writing-blackboard-capital-674012284">Image used under license from Freestock.com</a>
Books on vintage background with math formulas flying outImage used under license from Freestock.com<a href="https://www.freestock.com/free-photos/books-vintage-background-math-formulas-flying-662823478">Image used under license from Freestock.com</a>
business team with their hands togetherImage used under license from Freestock.com<a href="https://www.freestock.com/free-photos/business-team-hands-together-843360">Image used under license from Freestock.com</a>
A serious businessman with laptop tablet in elegant suit sitting on a stack of books in front of cityscapeImage used under license from Freestock.com<a href="https://www.freestock.com/free-photos/serious-businessman-laptop-tablet-elegant-suit-686537473">Image used under license from Freestock.com</a>
A stack of old books with vintage backgroundImage used under license from Freestock.com<a href="https://www.freestock.com/free-photos/stack-old-books-vintage-background-640525066">Image used under license from Freestock.com</a>
Going back to school concept with blackboard full of numbers and a busy student deskImage used under license from Freestock.com<a href="https://www.freestock.com/free-photos/back-school-concept-blackboard-full-numbers-672702673">Image used under license from Freestock.com</a>
Books on vintage background with math formulas flying outImage used under license from Freestock.com<a href="https://www.freestock.com/free-photos/books-vintage-background-math-formulas-flying-649526044">Image used under license from Freestock.com</a>
Back to school concept with writing on blackboard in capital letters and a desk with papers, fruitImage used under license from Freestock.com<a href="https://www.freestock.com/free-photos/back-school-concept-writing-blackboard-capital-648417283">Image used under license from Freestock.com</a>
A serious businessman with laptop tablet in elegant suit sitting on a stack of books in front of cityscapeImage used under license from Freestock.com<a href="https://www.freestock.com/free-photos/serious-businessman-laptop-tablet-elegant-suit-667144102">Image used under license from Freestock.com</a>
A stuffed school desk with green blackboard in the background full of numbers, calculationImage used under license from Freestock.com<a href="https://www.freestock.com/free-photos/stuffed-school-desk-green-blackboard-background-674012380">Image used under license from Freestock.com</a>
A serious student with laptop tablet in elegant suit sitting on a stack of books in front of cityscape with cloudsImage used under license from Freestock.com<a href="https://www.freestock.com/free-photos/serious-student-laptop-tablet-elegant-suit-667148788">Image used under license from Freestock.com</a>
Back to school concepty with writing on blackboard and desk, apple, books, itemsImage used under license from Freestock.com<a href="https://www.freestock.com/free-photos/back-school-concepty-writing-blackboard-desk-649518790">Image used under license from Freestock.com</a>
Rock Stack, English Cemetery, Trece Head Beach; Costa de la Muerte; Galicia; SpainImage used under license from Freestock.com<a href="https://www.freestock.com/free-photos/rock-stack-english-cemetery-trece-head-701343850">Image used under license from Freestock.com</a>
Rock Stack, English Cemetery, Trece Head Beach; Costa de la Muerte; Galicia; SpainImage used under license from Freestock.com<a href="https://www.freestock.com/free-photos/rock-stack-english-cemetery-trece-head-701343838">Image used under license from Freestock.com</a>
Books with flying letters on vintage old backgroundImage used under license from Freestock.com<a href="https://www.freestock.com/free-photos/books-flying-letters-vintage-old-background-657521593">Image used under license from Freestock.com</a>
Back to school concept with long numbers calculation on blackboard and a desk with books, fruitImage used under license from Freestock.com<a href="https://www.freestock.com/free-photos/back-school-concept-long-numbers-calculation-666126376">Image used under license from Freestock.com</a>
Books with flying letters on vintage old backgroundImage used under license from Freestock.com<a href="https://www.freestock.com/free-photos/books-flying-letters-vintage-old-background-648417367">Image used under license from Freestock.com</a>
A stuffed school desk with green blackboard in the background full of numbers, calculationImage used under license from Freestock.com<a href="https://www.freestock.com/free-photos/stuffed-school-desk-green-blackboard-background-682511413">Image used under license from Freestock.com</a>
A serious businessman with laptop tablet in elegant suit sitting on a stack of books in front of cityscapeImage used under license from Freestock.com<a href="https://www.freestock.com/free-photos/serious-businessman-laptop-tablet-elegant-suit-678025783">Image used under license from Freestock.com</a>
Back to school concept with long numbers calculation on blackboard and a desk with books, fruitImage used under license from Freestock.com<a href="https://www.freestock.com/free-photos/back-school-concept-long-numbers-calculation-674012416">Image used under license from Freestock.com</a>
Books on vintage background with math formulas flying outImage used under license from Freestock.com<a href="https://www.freestock.com/free-photos/books-vintage-background-math-formulas-flying-631543928">Image used under license from Freestock.com</a>
Books on vintage background with math formulas flying outImage used under license from Freestock.com<a href="https://www.freestock.com/free-photos/books-vintage-background-math-formulas-flying-621618254">Image used under license from Freestock.com</a>
A serious student in elegant suit sitting on a stack of books in front of dark grey backgroundImage used under license from Freestock.com<a href="https://www.freestock.com/free-photos/serious-student-elegant-suit-sitting-stack-662041522">Image used under license from Freestock.com</a>
Going back to school concept with blackboard full of numbers and a busy student deskImage used under license from Freestock.com<a href="https://www.freestock.com/free-photos/back-school-concept-blackboard-full-numbers-682511449">Image used under license from Freestock.com</a>
A businessman with laptop tablet in elegant suit sitting on a stack of books on top of sandy labirynth background conceptImage used under license from Freestock.com<a href="https://www.freestock.com/free-photos/businessman-laptop-tablet-elegant-suit-sitting-653355634">Image used under license from Freestock.com</a>
Books with flying letters on vintage old backgroundImage used under license from Freestock.com<a href="https://www.freestock.com/free-photos/books-flying-letters-vintage-old-background-621618188">Image used under license from Freestock.com</a>
Rock Stack, English Cemetery, Trece Head Beach; Costa de la Muerte; Galicia; SpainImage used under license from Freestock.com<a href="https://www.freestock.com/free-photos/rock-stack-english-cemetery-trece-head-701343889">Image used under license from Freestock.com</a>
Back to school concepty with writing on blackboard and desk, apple, books, itemsImage used under license from Freestock.com<a href="https://www.freestock.com/free-photos/back-school-concepty-writing-blackboard-desk-640524817">Image used under license from Freestock.com</a>
Back to school concept with writing on blackboard in capital letters and a desk with papers, fruitImage used under license from Freestock.com<a href="https://www.freestock.com/free-photos/back-school-concept-writing-blackboard-capital-593353040">Image used under license from Freestock.com</a>
Rock Stack, English Cemetery, Trece Head Beach; Costa de la Muerte; Galicia; SpainImage used under license from Freestock.com<a href="https://www.freestock.com/free-photos/rock-stack-english-cemetery-trece-head-701343895">Image used under license from Freestock.com</a>
A serious businessman with laptop tablet in elegant suit sitting on a stack of books in front of cityscapeImage used under license from Freestock.com<a href="https://www.freestock.com/free-photos/serious-businessman-laptop-tablet-elegant-suit-635153672">Image used under license from Freestock.com</a>
Going back to school concept with blackboard full of numbers and a busy student deskImage used under license from Freestock.com<a href="https://www.freestock.com/free-photos/back-school-concept-blackboard-full-numbers-649518775">Image used under license from Freestock.com</a>
A businessman with laptop tablet in elegant suit sitting on a stack of books on top of sandy labirynth background conceptImage used under license from Freestock.com<a href="https://www.freestock.com/free-photos/businessman-laptop-tablet-elegant-suit-sitting-667148782">Image used under license from Freestock.com</a>
Back to school concepty with writing on blackboard and desk, apple, books, itemsImage used under license from Freestock.com<a href="https://www.freestock.com/free-photos/back-school-concepty-writing-blackboard-desk-613327175">Image used under license from Freestock.com</a>
Back to school concepty with writing on blackboard and desk, apple, books, itemsImage used under license from Freestock.com<a href="https://www.freestock.com/free-photos/back-school-concepty-writing-blackboard-desk-621618182">Image used under license from Freestock.com</a>
Back to school concepty with clear blackboard background, desk, itemsImage used under license from Freestock.com<a href="https://www.freestock.com/free-photos/back-school-concepty-clear-blackboard-background-613327373">Image used under license from Freestock.com</a>
A stuffed school desk with green blackboard in the background full of numbers, calculationImage used under license from Freestock.com<a href="https://www.freestock.com/free-photos/stuffed-school-desk-green-blackboard-background-648417346">Image used under license from Freestock.com</a>
A serious businessman with laptop tablet in elegant suit sitting on a stack of books in front of cityscapeImage used under license from Freestock.com<a href="https://www.freestock.com/free-photos/serious-businessman-laptop-tablet-elegant-suit-635153768">Image used under license from Freestock.com</a>
Going back to school concept with blackboard full of numbers and a busy student deskImage used under license from Freestock.com<a href="https://www.freestock.com/free-photos/back-school-concept-blackboard-full-numbers-662820256">Image used under license from Freestock.com</a>
A businessman with laptop tablet in elegant suit sitting on a stack of books on top of sandy labirynth background conceptImage used under license from Freestock.com<a href="https://www.freestock.com/free-photos/businessman-laptop-tablet-elegant-suit-sitting-628042850">Image used under license from Freestock.com</a>
A stuffed school desk with green blackboard in the background full of numbers, calculationImage used under license from Freestock.com<a href="https://www.freestock.com/free-photos/stuffed-school-desk-green-blackboard-background-621618266">Image used under license from Freestock.com</a>
A serious businessman with laptop tablet in elegant suit sitting on a stack of books in front of cityscapeImage used under license from Freestock.com<a href="https://www.freestock.com/free-photos/serious-businessman-laptop-tablet-elegant-suit-644278081">Image used under license from Freestock.com</a>
Wooden school desk with stuff and blackboard full of drawings conceptImage used under license from Freestock.com<a href="https://www.freestock.com/free-photos/wooden-school-desk-stuff-blackboard-full-613327331">Image used under license from Freestock.com</a>

POPULAR SEARCHES