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Dairy cow in the countryside drinking at the trough.
Livestock cow at trough looking at camera. Portrait.
Cravinhos, Sao Paulo, Brazil. June 18, 2008: Truck dumps silage into troughs for animal feed, in a feedlot for beef cattle
Concentrated Solar Power CSP. Parabolic trough solar mirrors generate renewable energy in the Negev Desert in southern Israel.
sunset seen trough automated external blinds in a skyscraper office building. Sun seen through a window with external venetian blinds

Free stock photostrough (21)

Repetitive abstract of many contiguous sine waves with deep troughs, for background and decoration with motifs of fluidity or sinuosityImage used under license from Freestock.com<a href="https://www.freestock.com/free-photos/repetitive-abstract-contiguous-sine-waves-deep-354588569">Image used under license from Freestock.com</a>
Abstract pattern of many contiguous sine waves with deep troughs, for background and decoration with motifs of fluidity, sinuosity, repetitionImage used under license from Freestock.com<a href="https://www.freestock.com/free-photos/abstract-pattern-contiguous-sine-waves-deep-354586748">Image used under license from Freestock.com</a>
Mathematical abstract of water reflections in harbor in the Pacific NorthwestImage used under license from Freestock.com<a href="https://www.freestock.com/free-photos/mathematical-abstract-water-reflections-harbor-pacific-202978462">Image used under license from Freestock.com</a>
Attractive young man cooking vegetablesImage used under license from Freestock.com<a href="https://www.freestock.com/free-photos/attractive-young-man-cooking-vegetables-139999525">Image used under license from Freestock.com</a>
Pretty lady cooking vegetablesImage used under license from Freestock.com<a href="https://www.freestock.com/free-photos/pretty-lady-cooking-vegetables-243187192">Image used under license from Freestock.com</a>
Beautiful young woman cooking fresh vegetables with abstract lightsImage used under license from Freestock.com<a href="https://www.freestock.com/free-photos/beautiful-young-woman-cooking-fresh-vegetables-157776446">Image used under license from Freestock.com</a>
Beautiful young woman cooking fresh vegetables with abstract lightsImage used under license from Freestock.com<a href="https://www.freestock.com/free-photos/beautiful-young-woman-cooking-fresh-vegetables-148351373">Image used under license from Freestock.com</a>
Beautiful young woman cooking fresh vegetables with abstract lightsImage used under license from Freestock.com<a href="https://www.freestock.com/free-photos/beautiful-young-woman-cooking-fresh-vegetables-139999528">Image used under license from Freestock.com</a>
Beautiful young woman cooking fresh vegetables with abstract lightsImage used under license from Freestock.com<a href="https://www.freestock.com/free-photos/beautiful-young-woman-cooking-fresh-vegetables-133983854">Image used under license from Freestock.com</a>
Pretty lady cooking vegetablesImage used under license from Freestock.com<a href="https://www.freestock.com/free-photos/pretty-lady-cooking-vegetables-134726777">Image used under license from Freestock.com</a>
Beautiful young woman cooking fresh vegetables with abstract lightsImage used under license from Freestock.com<a href="https://www.freestock.com/free-photos/beautiful-young-woman-cooking-fresh-vegetables-134726771">Image used under license from Freestock.com</a>
Beautiful young woman cooking fresh vegetables with abstract lightsImage used under license from Freestock.com<a href="https://www.freestock.com/free-photos/beautiful-young-woman-cooking-fresh-vegetables-124987178">Image used under license from Freestock.com</a>
Beautiful young woman cooking fresh vegetables with abstract lightsImage used under license from Freestock.com<a href="https://www.freestock.com/free-photos/beautiful-young-woman-cooking-fresh-vegetables-121179097">Image used under license from Freestock.com</a>
Beautiful young woman cooking fresh vegetables with abstract lightsImage used under license from Freestock.com<a href="https://www.freestock.com/free-photos/beautiful-young-woman-cooking-fresh-vegetables-121666414">Image used under license from Freestock.com</a>
Beautiful young woman cooking fresh vegetables with abstract lightsImage used under license from Freestock.com<a href="https://www.freestock.com/free-photos/beautiful-young-woman-cooking-fresh-vegetables-121177897">Image used under license from Freestock.com</a>
Beautiful young woman cooking fresh vegetables with abstract lightsImage used under license from Freestock.com<a href="https://www.freestock.com/free-photos/beautiful-young-woman-cooking-fresh-vegetables-121666426">Image used under license from Freestock.com</a>
Beautiful young woman cooking fresh vegetables with abstract lightsImage used under license from Freestock.com<a href="https://www.freestock.com/free-photos/beautiful-young-woman-cooking-fresh-vegetables-121179082">Image used under license from Freestock.com</a>
Beautiful young woman cooking fresh vegetables with abstract lightsImage used under license from Freestock.com<a href="https://www.freestock.com/free-photos/beautiful-young-woman-cooking-fresh-vegetables-121127479">Image used under license from Freestock.com</a>
Beautiful young woman cooking fresh vegetables with abstract lightsImage used under license from Freestock.com<a href="https://www.freestock.com/free-photos/beautiful-young-woman-cooking-fresh-vegetables-121093096">Image used under license from Freestock.com</a>
Beautiful young woman cooking fresh vegetables with abstract lightsImage used under license from Freestock.com<a href="https://www.freestock.com/free-photos/beautiful-young-woman-cooking-fresh-vegetables-121179073">Image used under license from Freestock.com</a>
Beautiful young woman cooking fresh vegetables with abstract lightsImage used under license from Freestock.com<a href="https://www.freestock.com/free-photos/beautiful-young-woman-cooking-fresh-vegetables-121180360">Image used under license from Freestock.com</a>

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