If there's another drive-through golf-cart bar in a bat-filled cave on top of a mountain, we don't know about it.

The damming of the Colorado River buried an iconic geologic formation before record-breaking drought brought it back.

This remote river crossing was a popular campground on American westward expansion trails, and a former Pony Express station.

A whimsical art tower at a Bavarian brewery includes a grotto for its mythical beer-brewing dwarves.

A museum capturing one of the world's most famous classical composer's battle with hearing loss.

A set of outdoor stairs named in honor of a famous Austrian artist.

Designed as a reminder of one of the darkest moments in Austrian history.

Along the edge of this fountain are 365 smaller fountains that represent the days of the year.

In the fictional world of Kcymaerxthaere, standing at this site just outside Vienna, Austria, the sky would have been found beneath your feet.

A glimpse into the festive and private lives of medieval Europe.

This museum is dedicated to the little known ancient Roman history of Vienna.

The housing complex served as an anti-fascist fortress during the Austrian Civil War.

On a winding Vienna side street, one museum has turned their windows into a monument to history’s peace-minded heroes.

The solemn exterior conceals an opulent interior of this 17th century church.

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

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

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

A silly medieval mural preserved on the side of a Viennese house.

This museum promotes informed contraception by documenting its often secret past.

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

The resting place for anonymous victims of the Danube's dark waters.

This cubist Vienna church building looks like some sort of alien stonehenge.

A spherical "micro-nation" in the heart of Vienna.

The topiary maze at the Habsburg hunting lodge.