This quirky little private museum is home to more than a thousand stones, carved by nature, that resemble human faces.

Legend says the goddess this shrine honors curses any couples that pass by.

London's last remaining public soapbox site has seen speeches from Karl Marx, Vladmir Lenin, and George Orwell.

Six ravens are kept captive (but well-fed) at the Tower of London to prevent the fall of the Crown.

Explore this medieval cathedral by trying to spot all the malevolent monsters hiding in its beautifully colored windows.

There has been an astronomical clock on this spot since the 14th century.

This lurid German fountain plots the sad course of marriage from dating to death.

A castle from the Holy Roman Empire that hosts traveling youth... in its stables.

A rare chance to ride one of the few continuous elevators still in operation.

Fantastic views and thousands of love locks.

This obscene artwork on the side of a newspaper office pokes fun at a rival paper's former editor-in-chief.

A lecture hall sink once used by Einstein and other noted physicists is now regarded as a strange science relic.

A diminutive statue that was inspired by the sculptor's own daughter.

A statue in Budapest's Liberty Square honors the former U.S. president's efforts to end the Cold War.

A random tree outside a Budapest hotel has become a DIY shrine to the late singer.

Late at night, the bust of the "Dracula" actor was snuck onto the facade of this Budapest castle.

The mummified right fist of a 1,000-year-old saint-king sits inside an ornate golden reliquary.

This Budapest bar allows drinkers to leave their mark on the walls, floor, and even ceiling.

The "Seinfeld" diner.

The oldest remaining theatre in New South Wales.

Though considered an eyesore by some, this boxy Brutalist high-rise plays a significant role in Sydney's past.

Come for the flowers, stay for the bats!

One of Australia's largest secondhand bookstores.

These relics of the city's past now exist as a prominent modern feature.