A two-way chairlift system between Zugliget and the highest point in the city.

Built in 1870 at the bridge that connected Buda and Pest, this spectacular incline railway was almost lost forever during World War II.

Museum dedicated to the terror regimes of Hungary.

A Trabant car, a kangaroo statue, and a plethora of plants take over this abandoned-factory-turned-bar.

A Swedenborgian glass church surrounded by redwoods sits perched atop a massive landslide area.

The longest burning light bulb in the world.

It is said that each of the white stones in the red facade of this medieval house represents the head of a murdered Swedish noble.

The city's oldest Chinese restaurant offers local history and seriously good food.

A humble garage, world-famous for being the epicenter of a technology revolution.

A fashion designer's dazzling world of Japanese collectibles is hidden in a warehouse downtown.

Secret US military film studio in the Hollywood Hills.

A miniature train theme park, free to the public, laying at the base of the Santa Monica Mountains.

Hidden in one of the skyscrapers on Bunker Hill, this museum features an 1895 stagecoach and peers into California’s gold-lined history.

The beautiful baroque library of the Hapsburg empire.

Giant WWII fortresses that fired 8,000 rounds a minute, now home to thousands of pigeons.

Apartment complexes built into huge repurposed natural gas tanks.

Legends surround an ancient tree trunk riddled with nails for good luck.

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

Museum devoted to the artificial language of Esperanto.

Inside the corridors of this flea market, visitors are sure to find some obscure and odd treasures.

An ornate private entrance to the Vienna subway built specifically for the emperor.

No one knows who's responsible for decorating this tunnel with stuffed animals, but the people love it enough to protest their removal.

An ancient Viking runestone hidden in plain view in Stockholm's old town.

Located in an old church, this brewery produces a different kind of holy water.