Evidence from a brutal 1880s murder is on display at this former infirmary house.

For decades, this waterfall remained hidden because of an artificial dam.

A throwback train ride transports passengers through one of the lesser-known national parks in the country.

A 1,100-ton train fell through the floor in 1953. Workers got it patched up in just 72 hours.

These official units of measurement—including chains and perches—lie hidden beneath tourists' feet in a popular London hub.

A statue marks the exact spot where The Boy Who Never Grows Up made his first literary appearance.

This bridge was constructed from the rubble of the infamous Bastille.

The water-powered carriages are long gone, but for over a century this funicular railway has been the fastest route to the highest point in Paris.

This life-size replica of the Statue of Liberty's flame is also a tribute to Princess Diana by default.

At Monet's beloved home you can still see the Japanese bridge, waterlilies, and weeping willows that were the subjects of some of his most iconic paintings.

The mastermind behind this palatial hotel perished on the Titanic weeks before its grand opening.

This lovely, if imposing, piece of Canadian gothic is possibly the most photographed hotel in the world.

One of the Seven Wonders of the Modern World holds the world's tallest metal staircase.

The decommissioned submarine is now the symbol of a small, inland Australian town.

The gigantic preserved heart of a champion racehorse.

Once housing children next to hardened criminals this historic jail once displayed Ned Kelly's skull until it was stolen.

The only structure left with direct ties to the Salem witchcraft trials of 1692.

The signs of a long buried road can still be found hidden beneath a London sewer grate.

These locks on North America’s oldest canal are named after a porcine rock formation.

Louise Bourgeois' 30-foot-tall steel spider sculpture.

A museum and shop on Bourbon Street located in the former home of the second Voodoo Queen of New Orleans.

The world's tallest doric column is this Ohio monument to a naval victory in the War of 1812.

A 98-room castle in the middle of Toronto that bankrupted a 19th century electricity multimillionaire.

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.