Few other hotels can rival the grandeur of the Castle in the Rockies.

Designed by Buckminster Fuller, this relic of the 67 Expo survived fire and ice.

Vienna's giant wonder wheel had a starring role in one of the greatest noir movies of all time.

Beautiful Austrian natural history museum with carved ceilings and row after row of ancient taxidermy.

Op-art architecture designed for happiness.

Mary Kelly was last seen here before she was murdered by Jack the Ripper.

Eighty million natural history specimens call this gargantuan museum home.

An alleyway plaque is all that remains of the independent Texas' envoy that forgot to pay their rent for over a century.

Dolphins, ancient clams and hundreds of waterfalls make this one of the world's top tourist destinations.

The bears of Bern have been a city highlight for over 500 years.

A nearly 500-year-old sculpture depicts a man eating a sack of babies, and no one is sure why.

The only visible reminders of an elaborate engineering project that kept the tower from reaching the tipping point.

A copy of the famous statue can be found in this Florence piazza, along with one of the most breathtaking views of the city below.

The celebrated eyesore created by starry-eyed sweethearts.

How did a French journalist’s grave become the sexiest statue in the cemetery?

The vast, legendary catacombs hold secrets much stranger than stacked bones.

The stoutest tree in the world.

An encyclopedic collection of mammal penises.

One of the tallest buildings in Iceland, and perhaps, the most visually impressive.

The rusted hull of a WWII German destroyer pokes above the surface in a Norwegian fjord.

This one-room museum is dedicated to Norwegian history and jokes.

The design of this beautifully crafted building was inspired by Norwegian glaciers.

One man's exploration of the human form, including the bizarre and delightful "Man Attacked by Babies."

Home to three historic ships from the age of Vikings.