These enduring murals depicting a distinctly Marxist tribute to capitalism could not even be defeated by McCarthyism.

See 150 million-year-old dinosaur tracks and bones dating back to the Jurassic period.

A UFO-shaped event building originally intended to be a science museum showcasing the future.

Europe's first floating restaurant is home to a hilarious legend.

A Dutch passageway's artistic, aquatic-themed makeover pays tribute to the capital city's famed waterways.

Walk through the history of a Dutch truck manufacturer, from 1928 to today.

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

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

When zealous marijuana enthusiasts kept stealing the "Mile 420" highway marker, the State of Colorado got creative.

A dangerous narrow-gauge railroad once traced a route through this striking canyon.

The remnants of the base where US Army troops learned how to fight in extreme conditions.

An enthusiastically interactive mining museum that won't let black lung ruin the fun.

Once a lonely sentinel on the edge of the Great Plains, this rebuilt trading fort offers a glimpse of life on the Santa Fe Trail.

A seven-story 1920s mausoleum outside Denver houses thousands of remains.

An eclectic collection of artifacts from the Wild West is preserved in a remote fictional pioneer town.

This tea house was a hand-built gift from Boulder's sister city in Tajikstan.

The world's largest carnivore sanctuary is home to over 450 meat-eating rescues.

One of the greatest heroes of the Titanic tragedy came from humble beginnings to this beautiful home.

When ecosystems collide in the arid Southwest.

Once a mortuary that held the remains of Buffalo Bill, this Denver hotspot is now a death-fixated restaurant.

At this Denver landmark, the meals are compulsory, the sopapillas are complimentary, and the insanity is everywhere.

The largest self-built castle in the U.S., six decades in the making.

Paranormal experiences in this hotel's room 217 led Stephen King to write "The Shining."

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