A few nice photo contests images I found:
Big Bluestem
Image by USFWS Mountain Prairie
Big bluestem is a native tallgrass prairie plant that grows to heights in excess of 6 feet tall.
Credit: Jennifer Briggs / USFWS
Photo Contest Entry #114
Suncatchers
Image by USFWS Mountain Prairie
A patch of Maxilmilian sunflowers (Helianthus maximilianii) glows in the tallgrass prairie at Waubay National Wildlife Refuge in South Dakota.
Credit: Laura Hubers / USFWS
Photo Contest Entry #159
