Earth's tallest volcano is sacred to Native Hawaiians, and home to a dozen world-class observatories.

A controversial memorial at the place where Captain Cook met his violent end.

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

Modern technology and live displays tell the story of the Pacific during WWII for the Internet generation.

Three hundred years of preserved Spanish colonial history in San Antonio.

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

Metro station with a claim to rock n' roll fame.

A restaurant and observation deck built in a unique broadcasting antenna.

An abandoned NSA listening post on Berlin's "Devil's Mountain."

Berlin's old airport.

Super-heavy Nazi architectural experiment.

Home to 10,000 medical specimens including the remains of Rudolf Virchow's extensive collection of pathological specimens.

Cold war icon and onetime "hole" in the iron curtain.

From toys to kettles to scientific instruments, this German museum celebrates the beauty of 20th century design.

A whimsical and twisted animatronic monster tour beneath the streets of Berlin.

This float factory takes the mask off of Mardi Gras and lets visitors see where the magic happens.

Formerly known as National D-Day Museum, this collection commemorates the battles of Normandy and WWII.

If New Orleans is the birthplace of the "cocktail," why does their own museum of cocktail memorabilia beg to differ?

The second oldest continuously operating bar in Louisiana.

Introducing the Green Fairy to her fawning masses.

Storyville was New Orleans' historic red light district and hotbed of jazz music, sometimes referred to simply as "The District."

By day this New Orleans square is for pedestrians, but by night it is a kingdom of kittens.

In 2010, Nicolas Cage purchased two plots in this cemetery using one to construct this strange pyramid mausoleum.

The final resting place of New Orleans' most famous voodoo priestess.