flooded rice paddies in Arkansas just west of the Mississippi River
1 (2.8%)

stairs at Steffin Hill School, Beaver Falls, Pennsylvania
0 (0.0%)

riverbank shale Slippery Rock River, McConnell's Mill, Pennsylvania
12 (33.3%)

Grand Prismatic Spring, Yellowstone NP Wyoming
5 (13.9%)

slickrock sandstone, Elephant Canyon, Canyonlands NP, Utah
6 (16.7%)

sidewalk I-80 rest stop west of Cheyenne, Wyoming
1 (2.8%)

walkway under the waterfall, Watkins Glen, New York
0 (0.0%)

the bottom during low water at Thurmond lake on the Savanna River, Georgia/South Carolina
4 (11.1%)

Ocracoke Island sand on the Outer Banks, North Carolina
1 (2.8%)

waste paper Townsend bag mill, Port Townsend, Washington
0 (0.0%)

Pennsylvania Blue Stone (not always blue) along US-6 west of Waynesboro, Pennsylvania
1 (2.8%)

a rock along the Ausable River in the Ausable Chasm, Adirondack Mountains, New York
1 (2.8%)

marble along the Long Trail in the Green Mountain Wilderness north of Smuggler's Gap, Vermont (not far from Ben & Jerry's ice cream plant
0 (0.0%)

parking spot at The Yurt, Mount Tahoma Trails, near Mount Rainier, Washington
0 (0.0%)

sand uncovered at the bottom of our llama pasture after last night's very heavy rain, Nika Trail, Washington
4 (11.1%)