A remnant of Korea's colonial past lies forgotten in a hip neighborhood in Seoul.

Home to more than 13,000 pieces of war memorabilia and military equipment.

A new sculpture calls attention to climate change in the centuries-old city it threatens.

This Roman statue is missing a limb from when the Venetians stole it from Constantinople during the Crusades.

Two stone columns flank the grand Venice square, but there were supposed to be three.

A sinister pyramid in the Frari contains the heart of the famous neoclassical sculptor.

An extensive collection of reliquaries containing the bones of saints housed in the largest Catholic church in Venice.

Venice's "Island of the Mad."

This community on a small Venetian island has taken to painting their houses in bright neon hues.

A small island less than half a mile from Venice is a forbidden island with a dark and twisted past.

Da Vinci's equestrian statue, 500 years in the making.

A space dedicated to contemporary art and culture, co-chaired by fashion icon Miuccia Prada.

Two very green residential towers cleaning the air in one of Europe's most polluted cities.

The mark of the Devil's horns on a marble column in Milan.

This giant middle finger statue sends an unambiguous message to Italy's bankers.

Milan's duomo is covered in beautiful carving including a curious "dinosaur-like" beast.

A Zoroastrian funerary tower where excarnation rituals are carried out is threatened by the area's dwindling vulture population.

Tucked in Mumbai’s wealthiest neighborhood is one of the city’s oldest and most sacred sites: a temple complex believed to house the waters of the Ganges.

Granting the right of way to ships over surface traffic since 1917.

This Cold War siren is one off the last of its kind still standing with its immensely powerful original horn.

Activists are fighting to preserve these unfinished highway ramps as a tribute to the citizen revolt that halted their construction decades ago.

Providing the soundtrack to the golden years of the Seattle grunge scene.

Continuing a tradition of movie magic on the site of America’s oldest continually operating movie theatre.

The first park built over a freeway is a brutalist masterwork.