These remote Florida islands have a history of sea turtles and sunken treasures, and one of the world's largest coastal brick fortresses.

The bat-covered home of one of the world's most popular brands of rum is located on a tropical Art Deco campus.

Once a lonely sentinel on the edge of the Great Plains, this rebuilt trading fort offers a glimpse of life on the Santa Fe Trail.

The remains of a World War II-era Japanese American internment camp dot a windswept Colorado hill.

The ancient dwellings of the Puebloans, located in the cliffs of majestic mesas.

This legendary "evil" doll has been haunting the citizens of Key West for over 100 years.

One of the world’s largest collections of petroglyphs records 2,000 years of human activity.

Climb inside an iron crystal magnified 165 billion times its normal size.

This little slice of old Jerusalem in Oklahoma is the evolution of a 90 year old passion play.

A peculiar forest that was handcrafted for government experiments.

Final resting place of Geronimo, Quanah Parker, and the first atomic gun ever fired.

American bison herd descending directly from a Bronx Zoo breeding program that saved the species from extinction.