"Unity, Creativity, Beauty."

A collection of art from Bulgaria's time as a communist state.

A flamboyant five-story building in Bulgaria resembles a crawling snail.

A Bulgarian monument to Russia's role in World War II is constantly being painted in pop culture protest.

This historic Victorian hotel has a scandalous history of affairs and murder.

Single runway interrupted by a busy road that cuts across its middle.

This unassuming alcove in London’s famous Tower Bridge once served to capture, store, and display dead bodies from the River Thames.

This magnificently macabre shield shows the power of chivalrous love in medieval times.

A giant white horse drawn on an English hillside may not have been intended to be a horse at all.

The oldest working mechanical clock in the world.

Tucked away in the Tower of London is the weapon once used to execute high-profile prisoners.

This long-hidden space above Westminster Abbey now displays the battle gear of the legendary King Henry V.

More than 5,000 contemporary and "historic" mustards from around the world.

The largest stone circle in the world has ended up bringing up more questions than it has answered.

Hear the quietest sound from across the dome.

This simple home was the beginning of a long journey for the iconic Western film star.

For almost 100 years, this site of peace and spirituality has existed on the California coast.

An old whaling station now serves to give the public a look at the commercial whaling industry, no longer a part of Monterey's economy.

The oldest U.S. Government building in California, and it's State Historic Landmark #1.

This municipal playground was co-created by the father of one of the most playful characters ever.

Humboldt's human-powered sculptures race across land and sea for days on end in a wacky quest for dominance.

This giant temperature attraction created some giant electric bills.

Eat a tasty meal in the house where John Steinbeck was born.

A massive hydrovolcanic explosion left a half-mile wide crater in Death Valley.