This raised bulls-eye visible from space was the subject of an intense geologic controversy.

For over a century, it has been a tradition to raise a flag at the top of this 450-foot sandstone pillar on the 4th of July.

This chimerical bridge/tunnel appears to dead end right into the sea.

Someone loved this song enough to carve all of its lyrics onto a tree trunk in a Berlin park.

One of the world's heaviest musical instruments towers within a popular urban park.

Dedicated to the European Sinti and Roma peoples murdered during the Holocaust.

Thousands of coffin-like pillars make up this controversial Holocaust memorial.

A memorial in the Tiergarten is a reminder of the suffering inflicted on homosexuals by the Nazi regime.

Swedish skyscraper with a 90° twist.

At this bohemian accommodation, guests who dream of joining the circus can spend the night in themed wagons.

This poignant sculpture of a gnarled weapon is a symbol of non-violence.

Once the tallest building in the world, this abandoned church is now a monument to the destruction of WWII.

Hidden in plain sight on a gable between two towers on the roof of shipping firm F. Laeisz' headquarter in Hamburg sits an unexpected bronze sculpture.

A mammoth WWII anti-air defense tower has been repurposed as a hotel with a rooftop garden.

Carved scenes of sex work and unglamorous labour beneath a cultural hero.

The first venue constructed as a music venue in Iceland

An encyclopedic collection of mammal penises.

A relatively obscure antihero from the Marvel Comics universe adorns a wall inside Iceland's main airport.

See a full-scale whale skeleton and experience the captivating culture of Alaska’s Native people at this heritage center in east Anchorage.

This historic collection of Native Alaskan artifacts was resurrected through a partnership between the WPA and tribal artisans.

This town is home to the world’s largest arch constructed entirely of elk antlers.

Some 46,000 years ago, a volcanic eruption led to a flooding event that carved this short canyon with steep vertical walls.

A bizarre example of collective behavior resulted in thousands of shoe prints in Vegas parking lots.

A surreal, interdimensional shopping center and portal to another universe by Meow Wolf.