This historic hotel invented the chocolate brownie.

A painting in the historic Cathedral Basilica depicts Jesus and his disciples dining on a traditional Peruvian menu.

A set of ancient drawings in the desert of Peru that are so massive, many of them can only be fully seen from the sky.

This scalding hot river was thought to be a myth until one geoscientist made it his quest to study the mystical waters.

A museum dedicated to a Cold War era sausage.

A plaque on the side of a building is a small tribute to the woman who invented an iconic Berlin fast food.

This water-tower-turned-high-end-apartment building was once the site of an early Nazi concentration camp.

Visitors can explore the role of mysticism throughout the ages inside this interactive museum of magic.

Someone loved this song enough to carve all of its lyrics onto a tree trunk in a Berlin park.

The site of the famous Nazi book burning campaign of 1933 remembers its "Night of Shame".

A wunderkammer of mysterious objects and stories.

A museum dedicated to the history of a terrifying secret police is now held in their former headquarters.

A tour of underground Berlin takes you through WWII air raid shelters and tunnels used to smuggle people out of East Germany.

In addition to fine dairy products, the world's most beautiful milk shop also offers a feast for the eyes.

This theatre was made famous after Lee Harvey Oswald was captured inside watching a film.

A "Texanic" (gigantic Texas) collection of Art Deco architecture at Dallas' historic Fair Park.

A mythical chimera first sculpted in 1936 as a mix of the main animals of Texas livestock.

The final resting place of an outlaw, whose legend grew after death.

A serene temple with stunning stained glass hides in downtown Dallas.

A collection of oddities including Dr. Kevorkian's suicide device, the Thanatron.

Anne Rice, one of the most influential writers in gothic literature, is buried alongside her husband in a New Orleans cemetery.

The beautiful, fruit-covered facade hints at this building's former life.

This macabre shop, filled with art, oddities, and taxidermy is hidden in the heart of the French Quarter.

A pink cottage covered in hearts served as a haven and a resting place for LGBTQ activists.