This beloved Baltimore spot features caged dolls, a giant Pez collection, and many, many mannequins.

Public opinion is still divided on this enormous sculpture in front of Baltimore's Penn Station.

One of the earliest subway stations in Stockholm, which still looks like the 1950s.

A large collection of ancient runestones decorates this university courtyard.

A heated statue pays tribute to one of Sweden's great actresses.

There's something in the air as history repeats itself at this museum dedicated to the Swedish pop band.

It houses the remains of a 17th-century version of the Titanic.

Railroad officials in the early 1900s sought to spare travelers the sight of Roman soldiers’ private parts.

Legend has it that President Grant’s frequent drinking in the lobby gave rise to the term “lobbyist.”

A modest grave marks the final resting place of one of the world's most influential religious figures.

An opulent monument built for a duke who donated his entire fortune to the city of Geneva.

The world's largest second-hand graces a clock surrounded by constantly changing flower beds. 

Home of the Large Hadron Collider and the birthplace of the World Wide Web.

This famous writer's tombstone is a literary pilgrimage site that was publicly defiled by a rival.

This Las Vegas casino boasts one of only three spiral escalators in the United States—an engineering wonder.

A surreal, interdimensional shopping center and portal to another universe by Meow Wolf.

A railroad tunnel that, upon its completion, was considered one of the engineering marvels of the modern world.

A temporary art piece to celebrate LGBTQ Pride is now a permanent part of Stockholm's traffic landscape.

This homeless brass fox tugs at your heartstrings from the foot of a Stockholm bridge.

This labyrinthine resting place of Black American leaders has been reclaimed by nature.

Elaborately carved to showcase the glorious wealth that the age of exploration brought to the Portuguese empire.

This unreal Portuguese palace looks as though it's made from a pile of different castles.

Elaborate tile work in this railway station tells the story of Portugal.

This eccentrically decorated palace is replete with grottoes, fountains, tunnels, and caves.