An enormous image of Utah's salt flats made entirely from tape.

A 90-foot-tall psychedelic "tree" on the side of the highway has baffled passersby for decades.

Within the former ghost town of Cisco is a carefully restored tiny town with one resident and its own art residency.

Visitors to this library are in for a real-world education in modernist architecture.

A hidden garden of stones engraved with scriptures, a Joseph Smith Sphinx, all carved by one man.

The largest island on the great salt lake is home to curious creatures and strange stories.

The fifth-longest natural arch in the world, and the longest outside China.

A replica that won't float away.

Come for the speed, leave in love with the desert.

Bizarre lunar-like landscape with thousands of large stone "hoodoos."

A house carved into a rock in the 1940s.

A gorgeous example of 13th-century Gothic architecture.

Not far from the more famous House of Juliet, visitors will find the supposed residence of her lover.

A book bound in the skin of an infamous criminal, along with countless other specimens.

If a glacial river suddenly diving into a sheer chasm via a dramatic, multi-stage waterfall isn't peak Iceland, it's certainly close.

This eye-popping Icelandic crater lake is surrounded by red volcanic rock.

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

Swedish skyscraper with a 90° twist.

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

The old observatory in Copenhagen has a spiral corridor used as a racetrack.

Danish tourist destination well known for open stalls where vendors sell marijuana on the street.

The de facto symbol of Copenhagen is this bronze fairytale which cannot seem to keep its head for very long.

Copenhagen's celebrated theme park and gardens.

A symbol for the opposition to nuclear power around the world.