A rare surviving example of a pre-WWII Japanese garden, restored after years of neglect.

Amazingly detailed marble cinerary urns that once held the cremains of Roman elite.

Legend has it the commander of the defenders drew a fateful line in the dirt with his sword just before the final battle.

The graveyard holding the remains of George Washington's slaves was forgotten for nearly 200 years.

A gorgeous garden oasis with winding paths, stone bridges, and a troubling history.

For over 75 years, this cute stone statue has warmed the hearts of San Antonio.

The saga of the massive nut begins and ends in Texas.

These massive mitts are made of 30 tons of devotional bronze.

An ivy-covered arch bridge dedicated to Tejano music singer and legend Rosita Fernandez.

A creepy sculpture of a decapitated head invites viewers to see St. Louis through its empty eyes.

Very likely the only museum in the world that celebrates the glory of the humble banjo.

A 50-foot tile mural mosaic for the 100-year anniversary of the Statue of Liberty.

A castle that was built stone by stone by an eccentric journalist.

America's most famous piece of self-built architecture.

Collection maintained by the legendary designer.

One believer transformed a local curiosity into proof of Vikings on the Great Plains.

Locals dubbed it the "Owl Building" because of its bird-like appearance.

An oil baron's wild paradise and the winner of an ill-fated air race.

The Ozarks' strangest dwelling.

This century-old roadside attraction is full of bizarre rock formations.

An extravagant western hotel where every floor is the "ground floor."

These boots are made for selfies.

The Old Mill shown in the opening credits of “Gone With the Wind” is actually fairly new, and was never a mill at all.

The upstairs reading room is packed with millions of rare books, literary manuscripts, and historical treasures.