Geothermal resources are cooled in this oddly-shaped structure before being used for irrigation

A 30-foot-high stream of chocolate flows continuously at the Lindt Home of Chocolate.

This huge stew pot is the focal point of the "Community Soup" event, which honors tradition and soup.

The second largest in the world, this massive underground void has its own subway.

While only two of the ancient buildings at this site are actually churches this was one of the earliest Irish pilgrimage sites ever.

Quality time with reindeer in the stunning scenery of their natural Lappish habitat above the Arctic Circle.

Garden dedicated to native carnivorous plants and site of huge flytrap heist.

A collection of huge Pre-Colombian structures in Alabama.

300-year-old villagers houses and traditional churches preserve a nearly lost piece of Russian history.

Each summer, the migratory bats living beneath the bypass form "batnadoes" at dusk.

Everyone's invited to put on a miniature concert with this world-class musical wonder.

Continental Europe's only museum devoted to salt and pepper shakers features more than 20,000 designs.

A surprisingly large and sturdy ruin on the outskirts of a remote village.

You can crawl inside this atmospheric 5,000-year-old tomb.

This scenic overlook commemorates the tragic death of a soon-to-be-married lumberjack.

This Michelin-starred restaurant sheds light on a rare period of cultural and culinary tolerance in Cordoba’s past.

This Javanese-Hindu temple from the 15th century is unmissable for anyone with even a passing interest in erotic art.

A failed utopian experiment for British expats in the American South is now a Victorian village frozen in time.

One of the world's earliest skyscrapers.

An ever-evolving wall of graffiti art off East Liberty Street.

A subterranean world of tunnels links several buildings of this rare 19th-century asylum.

This abandoned nuclear cooling tower casts a shadow over a bucolic town.

Outstanding collection of 19th century medical instruments includes a life-size figure cast from as many as 200 cadavers.