Streamlines of bubbles and foam on a fast flowing river indicating whirls, eddies and vortices adjacent to bank and rocky promontory.
Two mushrooms in the woods of fairy tales, two toadstools and blurred background
Two mushrooms in the woods of fairy tales
A view of a rural area in the Czech Republic.
Tree in forest covered with polypores fungus.
River banks through forest with fall colors on sunny day.
Fall foliage on display in forest along banks of river on sunny day.