Florida by Land: Go Beachcombing -- National Geographic

Florida by Land: Go Beach Camping -- National Geographic

Other Invertebrates (corals, sponges, worms, etc.) - Padre Island National Seashore (U.S. National Park Service)

Florida Travel Guide

National Geographic Field Guide to the Water's Edge: Beaches, Shorelines, and Riverbanks (National Geographic Field Guides): 9781426208683: Williams, Jack: Books

Florida by Water: Escape to an Island -- National Geographic

Florida Pictures and Facts

An adventurer's guide to Florida

The best secluded beaches in Florida away from the crowds! According t, florida beaches

St. Augustine sees spot on National Geographic's best fall beach towns

Florida by Land: Take a Naturalist-Guided Beach Walk -- National Geographic

Florida by Land: Hike the Florida National Scenic Trail -- National Geographic

Helping Islands Stay on a “Budget” (U.S. National Park Service)