A tiny slice shop hides down an unmarked hallway in a Las Vegas casino.

The oldest hotel in the world has been operated by the same family for over 1,300 years, even catering to samurai.

The famous sculptor had a hand in this imposing fortress.

Sip a cappuccino in the historic cafe that introduced them to the United States.

Volcanically heated hot springs.

Hidden deep in the Guatemalan jungle is a turquoise paradise of natural pools, caves, and waterfalls.

A futuristic rocket marks the spot where three borders meet.

If James Bond bungee-jumped off the side of a 720-foot dam, would you do it too?

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

The second-highest train station in Europe.

One of the most historical literary characters continues to stroll his hometown.

This statue of a Hindu cosmic dancer at CERN is a metaphor for modern physics.

Hidden in the garden of physicist Erwin Schrödinger's house is a life-size figure of a cat from his famous thought experiment.

Constructed along the shores of Lake Zurich, this pavilion is a walk-through work of art.

The largest underground lake in Europe.

A Swiss amusement park entirely dedicated to the theory of ancient astronauts.

Florentine Renaissance style building in Switzerland, home to the world's largest taxidermy Great White Shark.

The oldest surviving wooden bridge over Rhine lets travelers cross easily from Switzerland to Liechtensten.

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

This colorful but controversial ceiling has been likened to a 21st-century Sistine Chapel.

See the rare bloom of the "Queen of the Night" cactus at one of the world's largest succulent collections.

Over 3km of caverns and caves at the Switzerland-France border contain the largest underground river in Central Europe.

World's largest permanent maze made of 18,000 conifers.

Enormous, fluffy dogs frolic around this museum dedicated to a legendary Saint Bernard.