GORP: Gulf Islands National Seashore Guide
Features white beaches and coastal marshes with nature trails, wildlife and campgrounds stretching eastward 150 miles from West Ship Island, Mississippi, to Santa Rosa Island, Florida.
Padre Island National Seashore
Official site for the national park boasting miles of beaches, dunes, grasslands and tidal flats in South Texas. Offers a wide variety of water sports and wildlife viewing opportunities.