A miniature train-ride through Slovenia's largest cave system.

This series of Baroque passageways in Vienna's cultural center mix old architecture with modern art.

A small museum filled with over 1,000 clocks, and one particular clock calibrated to run until the year 9999.

Baroque celebration of the end of the Great Plague of Vienna.

Architectural monsters are devouring this palace's every door and window.

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

Niagara Falls holds a special place in Nikola Tesla's history, so they put a statue on it.

Soaring over the Niagara Whirlpool since 1916.

A tunnel of hardened lava along Maui’s famous Road to Hana.

An authentic replica of an Asian temple and garden hidden amongst the natural beauty of Hawai'i.

Thousands of tourists and residents in Cologne affix "love padlocks" on the Hohenzollernbrücke Bridge to symbolize their affections.

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

Berlin's old airport.

A 250-year-old timepiece-automaton adorned with golden mechanical birds, which still sing to this day.

The world's largest military aircraft cemetery.

A motel dedicated to Southwestern nostalgia.

What is the Thing?

Trick water gardens from 1619 featuring a 200 piece mechanical theater powered by water.

This small-town pizzeria won the Hollywood lottery.

A New Zealand communications tower stands as the tallest structure in the Southern Hemisphere.

Come for the speed, leave in love with the desert.

Home to the largest urban bat colony in North America, estimated at 1.5 million bats.

Continuing the tradition of the dime museum in style.

The remains of a 12th-century chapter house in Golden Gate Park.