Places meltingknight Wants to Go

Sections of the iconic limestone columns have been left uncleaned as a reminder of the city's polluted past.

A portion of the old Pirates stadium over which a defining home run once flew still stands even after the rest of the stadium was torn down.

Life-sized painted illusions let pedestrians blend in with the street art.

Long hidden under grime, the politically radical murals of a little known Yugoslavian master are finally getting their due.

Built to repay the sins of the father, this church is home to one of the most valuable works of Western art.

Something's missing between the arcades of the Palazzo della Ragione in "the city of the three withouts."

This magical museum celebrates the life and work of a seminal children's book writer (and occasional spy).

"The Most Wonderful Wonder that ever appeared to the Wonder of the British Nation."

A mysterious bridge over a sunken Roman road.

The geoglyph once sported a glass bottle eye.

This massive chalk hill carving is one of England's most beloved giant horse geoglyphs.

One English town's celebratory landmark spurred more trouble than anticipated.

England's only square-dimension hill horse was built to celebrate Queen Victoria's coronation.

This unusual geoglyph was built as a warning so low-flying aircraft wouldn't scare the zoo animals.

A historic ruin just 20 feet away from a busy highway onramp.

The ruins of Scottish sea salt production.

A three-tiered waterfall plummets from a mountain cave with amazing views over the countryside.

A collection of huge, site-specific sculptures sitting in the Montana woods.

Modeled after a famous church in Vienna, Austria—but in Helena, Montana.

The shortest river in America flows for just 201 feet.

A small museum in the Bay of Pigs gives the Cuban perspective on the famously failed U.S. invasion.

A museum dedicated to an incredible woman who founded a pioneering school for rural Black students.

The first German gnome who popularized the garden decoration.

Competitors race wooden replicas of pungent blue cheese.