Experimental tower, Lake Iowa, Williamsburg, IA

 A tower of bowl-sized green funnels, collecting some sort of data for a project.

Insect tracks, Lake Iowa, Williamsburg, IA

More stacks of folded insect tracks.

Insect tracks, Lake Iowa, Williamsburg, IA

 Insect tracks exposed when the bark of this tree was stripped away. I love their wandering oxbow lines.

Tall grasses, Lake Iowa, Williamsburg, IA

 A field of blowing grass.

Tall grasses, Lake Iowa, Williamsburg, IA

Grasses with tops like fans.

Tall grasses, Lake Iowa, Williamsburg, IA

Another view of grasses with their tops like bending brushes.

Tall grasses, Lake Iowa, Williamsburg, IA

 Light shining through tall dry grasses by the lakeside.