Utah’s spellbinding red-rock desert and high-altitude forests are just a few of the wonders to discover in heavenly Zion.

With the third longest coral reef system in the world, Florida’s Biscayne National Park is a watery wonder for snorkeling, boating, and diving.

Lindblad Expeditions funding has helped return 158 giant tortoises to their former home on Floreana Island.

The Palo Duro Canyon state park is located south of Amarillo in Texas. Courtesy photo by Palo Duro gallery Here’s where National Geographic says you should visit in Texas — and it’s only a road trip ...