Try not to get slimed in Tribeca.

The site of William McKinley's tragic assassination is only marked by an underwhelming boulder.

America's most famous museum of medical oddities is home to the remains of Albert Einstein's brain.

This 1,700-pound edible sculpture is way better than your average chocolate mousse.

Electrical pylon in the shape of Disney's beloved mouse.

These delicate buggers are some of the rarest fossils that have bubbled up from the Tar Pits.

Millions of years of oxidation make a drive down this winding Death Valley road surprisingly colorful.

This crumbling industrial fortress has attracted daredevils, filmmakers, and historians.

An abandoned 1970s theme park that has been turned into a space for waterfront walking.

The castle still holds traces of the abandoned Roman fort it was built atop.

These engineering masterpieces are a dominant feature of the Belfast skyline.

A Victorian marvel of engineering is now a 21st-century tourist attraction.

A monument to the 70s rock icon stands on the road into this small Scottish town.

Touching this 18th-century Scottish philosopher’s toe allegedly conjures good fortune.

Formerly known as Saville Theatre, this mid-20th-century entertainment hub includes an ornate frieze.

The star-studded street honors the city's most notable Brummies.

A half-mile-long stretch of medieval forts built after a devastating pirate attack persists amid the modern port city.

The bronze uniforms commemorate the vital role of women during World War II.

An architectural oddity hides in plain sight on this iconic London bridge.

Regency-era excess on the English Coast.

This statue pays tribute to the iconic musician in the place where he recorded his final studio album.

Stockholm's narrowest alley is barely over two feet wide.

An early 20th-century bullring converted into a modern shopping center.

This communist behemoth is the heaviest building in the world and a legacy of a brutal regime.