An amazing collection of wax anatomical models and terratological models.

The top of society once luxuriated in this world-class hotel, which continues to impress, even in ruin.

A labyrinth of ancient tunnels hidden below the city holds the ruins of 2,500 years of history.

This Torino museum honors a soldier who kept the city safe using barrels of exploding gunpowder, losing his life in the process.

This building has a giant piercing through one of its corners.

An "inside out" building in the historical center of Paris, featuring Europe’s largest modern art museum.

Medieval museum built over Roman baths that features famous tapestries of a lady and a unicorn.

The celebrated eyesore created by starry-eyed sweethearts.

This iconic Parisian bookstore doubles as the "Tumbleweed Hotel" for traveling writers.

This unique structure in suburban Austin is made up entirely of other people's castaways, and constantly changing.

A bit of retro transportation flair preserved in the world's largest department store.

There must be a pun in this haystack somewhere...

Twice a day one of these tragic bronze mariners drowns with the tide to remember all those the sea has taken.

This was one of the first (and last) university-built and operated nuclear reactors.

This historic address is home to the beloved ball and is an almost totally empty building among the most expensive real estate in the world.

The New York hotel where tragic visionary Nikola Tesla spent his final hours, destitute and alone but for the pigeons.

Lie in a hammock where George Washington stood.

Visit the monolithic tomb of America's most famous general.

This mosaic dedicated to John Lennon was tended for years by a Beatles super-fan.

A curious fountain that has no water and includes Satan, a crab, and 9 giraffes.

This sculpture by artist Fritz Keonig survived the 9/11 attacks and now stands as a monument to the victims.

A miniature rainforest is growing inside of a Midtown Manhattan office building.

This cemetery has graves dating back to the 17th century, including the city's oldest carved tombstone and an ominous cryptogram.

A pedestrian island in the middle of world-famous Times Square emits a strange (and purposeful) humming noise.