The strikingly modern structure stands out among the brick buildings speckling the Harvard Business School's campus.

This is the oldest Roman-made bridge in the city still existing in its original state.

In Rome’s Jewish ghetto, a 200-year-old bakery still makes the neighborhood’s historic sweets.

A 15th-century monumental Latin inscription on this house celebrates Lorenzo Manilio's love for Rome.

Architectural monsters are devouring this palace's every door and window.

Hundreds of lucky felines haunt the ruins where Caesar was murdered.

A 200-year-old bar is all that remains of one Mississippi River town's rough-and-tumble past.

This local emblem is the oldest and largest dragon tree in the Canary Islands.

According to the Guanches, the aboriginal people of the Canary Islands, the king of evil lives inside this volcano.

For patriotic Russians, this memorial honoring the Soviet soldiers who died liberating Berlin in 1945 is the most sacred location outside of Russia.

An imperial church bombed to ruins during WWII now stands as a jagged memorial.

Home to 10,000 medical specimens including the remains of Rudolf Virchow's extensive collection of pathological specimens.

Thousands of coffin-like pillars make up this controversial Holocaust memorial.

A museum dedicated to the history of a terrifying secret police is now held in their former headquarters.

This racially troublesome eatery thought a new coat of paint could erase its offensive connotations.

This iconic L.A. bookshop is housed in an abandoned bank—both symbolic and chic.

Non-profit time travel mart sells goods you would need for a trip through the fourth dimension.

This monument to the victims of a tragic explosion is said to turn and look at passing cars.

Florence’s mother built a stairway down to her daughter’s coffin so she could comfort her during storms.

In Tucson a giant metal snake helps pedestrians cross a busy highway.

The world's largest military aircraft cemetery.

Sleep where gangsters fell amidst smoke and flame, with nary a bullethole to show for the legendary struggle.

A house filled to the brim with oddities and curiosities.

Somewhere there is a giant who can no longer poop, but now travelers can stay inside his anus.