The site of a legendary battle immortalized in medieval literature.

Eight "Guardians of Health" protect this art deco water tower from pollutants and bacteria.

This stop on the Camino de Santiago stands high above the underwater ruins of a medieval town.

Downtown Minneapolis mixed art and function by turning some of their sewer covers into works of art.

A building so large that it has its own weather.

This statue of Olympic hockey coach Herb Brooks immortalizes one of the greatest moments in American sports history.

Wall Street has a new heroine, a bronze statue of a small but fierce girl.

This cemetery has graves dating back to the 17th century, including the city's oldest carved tombstone and an ominous cryptogram.

One of nature's most well-scheduled phenomenons resides in Wyoming's Yellowstone National Park.

The unluckiest U-boat in the entire German fleet is now on display in a Chicago museum.

Four glass boxes hover over 1,000 feet in the air to give visitors an unparalleled view of Chicago.

Profile of a sleeping person 4km long in 250m high cliffs.

A striking sculpture built to honor the women of the Lakota and Dakota Nations.

This prehistoric sinkhole lured exclusively male mammoths to their death, much to the delight of science.

The granddaddy of all tourist traps, built on ice water, jackalopes, and a giant dinosaur.

The world's largest mountain carving could fit all of Mount Rushmore inside it many times over.

The silly symbol for an underground protest group is now scattered around the city.

Before serving as James Bond's Casino Royale, this Victorian-era spa catered to the world's elite.

The slender brass strip in Prague's Old Town Square was used to tell time from 1652 to 1918.

Steadily reminding Czechia of its past.

Street artists transformed an abandoned air vent into the beloved Star Wars robot.

Despite attempts by local police to discourage it, Beatles-inspired graffiti has been a means for artists to air grievances for decades.

This Prague museum collects brutalist relics and memories from the country's former Soviet rule.

This tipsy office building in downtown Prague was originally called “Fred and Ginger.”