Results for “grooves”

Glacial striations at Huron National Wildlife Refuge (50009320666)

U.S. Fish and Wildlife Service - Midwest Region · 1704×2272

Glacial striations at Huron National Wildlife Refuge (50009582562)

U.S. Fish and Wildlife Service - Midwest Region · 4000×3000

Glacial striations at Huron National Wildlife Refuge (50009322391)

U.S. Fish and Wildlife Service - Midwest Region · 3000×4000