Known as "Toronto's Flatiron."

A masterpiece of Art Deco architecture hidden in plain sight in West London.

An ornate and disused early 20th-century building has been given new life as a fully operational structure, complete with offices, oyster bar, and a furniture retailer.

One of the greatest movie directors of all time lived and worked in this London flat from 1926 to 1939.

This pub was 238 years old when it decided to revamp its image: It started serving Thai food.

A measuring mishap led to these artificial stone ladies losing their stomachs.

The longest cutting on the M62 contains some surprises—though it's best to leave the motorway to appreciate them.

One of the largest mechanical models of the solar system in the world.

Rebuilt remains of a temple to Roman god Mithras.

The city of Manchester quietly unveiled this tribute to a 19th-century massacre.

A remarkable feat of Victorian engineering across the Firth of Forth.

A sweet symbol marks the place where torturous executions were once carried out.

A quartet of brightly colored mythical beasts stand sentry at this gateway.

The fountain marks the area where hundreds of accused witches were burned at the stake.

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

Come for the oysters, stay for the priceless art honoring inventors across history and Scotland's favorite outdoor sports.

A magical sinkhole on the Yucatán Peninsula is adorned with mini waterfalls and hanging vines.

Clap your hands at the base of the pyramid, and the song of a sacred Mayan bird will echo through the air.

No telescopes, no power, no gift shop: The Observatory of Chichen Itza, one of the world's oldest observatories, takes astronomy back to basics.

Every equinox this Maya pyramid puts on a spooky ancient light show.

A monument with a strange legend involving a horse's tongue.

This coffee shop lies hidden beneath a historic church.

This Welsh village gave itself a ridiculous name in a publicity stunt a century ahead of its time.

A former fisherman's hut deemed too small for habitation is now a delightful tourist draw.