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Dine like an American revolutionary at Colonial Williamsburg.

Thomas Jefferson's estate is home to hundreds of varieties of historic fruits and vegetables.

The ruins of this Thomas-Jefferson-designed mansion have been left to crumble since the Christmas Day they burnt down.

A precariously balanced rock perches on the edge of a cliff created tens of thousands of years ago by glacial erosion.

These ruins of a pre-Columbian cliff village are among the most beautiful and well preserved in New Mexico.

Under the right circumstances, this waterfall in Yosemite briefly turns a luminescent fiery orange.

The notorious "Hanoi Hilton" where Vietnamese colonial subjects and later American POWs, including John McCain, were imprisoned.

Ho Chi Minh's perfectly preserved body has been on display here since 1975.

A nightmare for the claustrophobic lies hidden in Southeast Asia.

Home of the unusual art of water puppetry, one of Vietnam's oldest curiosities.

This bridge is embedded with a giant steel dragon that breathes fire from its mouth.

This Cambodian riverbed is covered in ancient Hindu carvings both above and below the waters.

The longest navigable underground river in the United States is home to countless blind and albino animals.

A small museum celebrating the work of a Mississippi artist who had a unique connection with the natural world.

This house designed by Frank Lloyd Wright and Louis Sullivan was destroyed twice and reconstructed to near original condition.

This local museum documents centuries of history along the Mississippi, from mound builders to massive quakes.

A historic, scenic mill that was forced to close due to overlogging.

Often referred to as the largest spring in America.

Four, 18-foot-tall badminton shuttlecocks lie scattered about the lawn of a Kansas City museum.

Giant granite rocks standing end-to-end like a train of circus elephants.

Erosion and time have created a naturally-formed water park.

400 million-year old limestone caverns nestled in the Ozarks served as shelter and a hideout for cultures throughout North American history.

The world's largest man-made underground caverns offer unparalleled underwater wonders.