An innovative local park built from an abandoned sewage treatment plant.

This swanky speakeasy is Denver’s oldest bar—and hasn’t changed a bit since 1933.

The oldest producer of embroidered Western wear.

A mural and a few historical markers commemorate Denver's once-thriving Chinatown, which was obliterated in a racist riot.

A unique auditory experience right on the sidewalk.

These murals from the 1920s beautifully depict America’s industrial age.

This was once the home of Gahan's Saloon, Denver's most storied speakeasy.

This sidewalk tribute honors Colorado's great culinary creation.

A Rocky Mountain city provides a happy ending for a pinto pony and his Brobdingnagian red chair.

Soak in the life’s work of one of the country’s foremost modern artists.

This museum offers an actual time machine back through Colorado's past.

One of three remaining theatres in the United States created in the Art Deco Mayan Revival style.

An ornate "graveyard" for some of the country's forlorn building relics.

This 16th-century house tells the city's history through old artifacts and quirky tales.

Anonymously sculpted and donated, these sculptures made from poetry books and pages are sprinkled around the city.

A verdant 17th-century-style garden hidden along Edinburgh’s Royal Mile.

A snapshot of Scottish folklore and magical heritage.

The world’s first museum dedicated to the history of childhood opened in Edinburgh in 1955.

Brass bricks outline the locations of Edinburgh's lost, lively market stalls.

This 17th-century street hidden beneath Edinburgh was once a breeding ground for the black death.

The location of a citizen uprising that led to a gruesome act of mob justice.

Edinburgh's oldest statue hides within a parking lot behind the city's iconic cathedral.

A sweet symbol marks the place where torturous executions were once carried out.

Touching this 18th-century Scottish philosopher’s toe allegedly conjures good fortune.