White and black sand beaches in Alabama and Alaska, respectively

White and black sand beaches in Alabama and Alaska, respectively

Alabama’s Bon Secour National Wildlife Refuge, left, and Attu Island within Alaska Maritime National Wildlife Refuge.
Image
Photo By/Credit
Stephanie Pluscht and Lisa Hupp/USFWS
Ecosystem
Coastal
Recreational Activity
Media Usage Rights/License
Public Domain
Subject tags
Coasts
Marine environments
Wildlife refuges