The unusually large seat sits atop the base of a ruined temple.

This beautiful 19th-century temple stands atop the ruins of its predecessor.

A small but immensely extravagant palace built by the "Night King."

The fairy tale castle of the "fairy-tale king."

Originally envisioned by King Ludwig II to rival Versailles, Herrenchiemsee's "New Palace" remains half-gilded for lack of funds.

Meant to be a lavish presidential home, the palace became a symbol of the fall of South Vietnam.

This French colonial post office is arguably the grandest in all of Southeast Asia.

Witnesses claim the Virgin Mary statue outside the church once mysteriously shed a single tear.

Artifacts and memories from the Vietnam war, located in a place that experienced it first hand.

The lavish temple of the Cao Dai religion that includes Buddha, Mohammed, Joan of Arc, and Victor Hugo.

A nightmare for the claustrophobic lies hidden in Southeast Asia.

Once called Winthrop Park in 1889, home to a decidedly sexy tribute to the Monitor vs. Merrimac battle.

Designed by Horace Trumbauer in 1893, this Gothic-style castle is now a home for academics.

Look closely and you’ll notice that the color changes a third of the way up the tower.

A museum cafe showcases Native American dishes and indigenous ingredients from across the Western Hemisphere.

Once decrepit and slated for demolition, now one of the longest pedestrian bridges in the world.

Knoxville’s architectural icon was the symbol of the 1982 World’s Fair, even catching the googly eye of Bart Simpson.

All you ever needed or wanted to know about America's favorite whiskey, but not a drop to drink.

At 135 years old and counting, this historic print shop is heaven for poster nerds and music buffs.

This Memphis recording studio launched the careers of Jerry Lee Lewis, Johnny Cash, and Elvis Presley.

This replica of the Greek structure is in the heart of Nashville.

The secret city built by the Manhattan Project.

The last of Philadelphia's wood-paved streets is now a landmark of terrible engineering.

When oil was discovered just outside of Pittsburgh, the city became home to this regional stock market.