Photos

A cluster of small round, spiny mushrooms grows on the forest floor.

Common puffballs popping out of the ground, Healy, Alaska, US

An industrial building with three tall smokestacks is visible beyond a field of green grass.

Hunter Power Plant, Castle Dale, Utah, US

Las Humanas ruins, Salinas Pueblo Missions National Monument, New Mexico, US

Route 156 and the Black Hills, Nevada, US

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