This 19th century granite fortification is one of the most well preserved forts in New England.

Civil War dumping ground for the bodies of terrorized Union sympathizers.

This abandoned Civil War fortress is slowly being swallowed by the waters of Lake Borgne.

A bas relief commemorates the "Nuns of the Battlefield" who cared for soldiers on both sides of the conflict.

The state's oldest continuously operating museum houses more than 5,000 Civil War artifacts.

World's largest carved onyx figure stands as a tribute to enduring peace.

This grisly exhibit houses skeletons and weapons from a devastating 14th-century clash.

A true treehouse near Hawai'i Volcanoes National Park.

The lighthouse central to the 1980s horror classic "The Fog" is, in fact, located in one of the foggiest areas of the Pacific Coast.

Windswept and remote, this island was once the home of a rare mammoth and today is home to a rare tree.

Once home to over 8,000 exiled Hawaiians suffering from Hansen's Disease.

The world's largest dark sky preserve is a Canadian park established to preserve the country's last wood bison.

The homestead of American patriot John Adams.

A glimpse into the lives of the the Miwok and Paiute people in Yosemite National Park.

These millipedes glow not out of attraction, but as a not-too-subtle warning.

Prehistoric park filled with the fossils of dozens of extinct species including Australian megafauna.

Thousands of fossilized footprints speckle this Bolivian national park.

Fossils, railroads, and waterfalls!

See massive fossils that are over 200 million years old in northeastern Arizona.

A rare kind of blue bear can be found chiefly in the national park that shares their name.

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

One family's environment-friendly hobbit-house in Wales.

A little piece of the Shire is hidden behind a plant nursery in Port Orchard, Washington.

A taste of Middle Earth, in the middle of the Bayou City.