Former home to Polish artist Tamara de Lempicka's dazzling Art Deco duplex studio.

The tomb of one of the greatest travelers in history.

The middle finger of modernity.

This statue of a 15th-century Hungarian military and political figure has become known for its resemblance to a particular cartoon knight.

No one knows the origin of this creepy little stone man with an oversized phallus.

Overlooking the Colorado Convention Center is this giant sculpture made from thousands of triangles.

The façade of this building looks like a bingo board, but it's really a giant clock by a famed graphic designer.

A large Melbourne wall is home to an iconic work of art from one of the world's most renowned street artists.

This controversial statue has migrated twice in its life.

Originally conceived as part of a proposed Arizona State Capitol building in the 1950s, this structure built in 2004 stands as a monument to the architect's legacy.

A park in a small Pennsylvania town is home to an original sculpture by one of its native sons, legendary artist and activist Keith Haring.

This ruined fort and statue are a testament to the last king of Kaua‘i’s savvy diplomacy skills, which briefly brought Russians to Hawai‘i.

This mosque was based on Sub-Saharan Islamic architecture and created for the Senegalese Tirailleurs.

Slovenia's first mosque is a striking mix of Islamic and modernist architecture.

A unique Soviet mosaic preserved on the facade of a shoe factory in Lviv.

The site of an ancient Mississippian settlement that appears to have flourished during the 10th to 13th centuries.

A monument to the bloody fight against fascism in Slovakia during World War II.

This permanent exhibition of commercial signs aims to preserve the cultural heritage of the city.

This wondrous hideaway is suspended in a bamboo forest above a sanctuary for rescued llamas and alpacas.

Named after the German word for "a longingness to travel," this park brings together thousands of city and street signs from around the world.

A glimpse into the festive and private lives of medieval Europe.

These prehistoric replicas were based on actual skeletal remains.

Once the site of the Hawaiian monarchy, this building was originally designed as a palace.

A World War II evacuation tunnel turned into a history display of Croatian state and people.