An isolated 17th-century chapel on a remarkable site once dedicated to Celtic sun worship.

This whimsical fountain pays tribute to Toronto's four-legged friends.

Fourteen curious and controversial white bunnies sit in a circle near Newport Beach City Hall.

Ancient structures used to make and preserve ice in the deserts of Persia.

Rumors of the occult haunt this upscale 1920s hotel.

The oldest house in Lindsborg, Kansas, includes some fascinating inscriptions.

This naval gun is fired every day at noon, an odd timekeeping tradition the origin of which is local legend.

This hulking behemoth is actually five interconnected towers built in the 1960s.

Thousands of narrow alleyways in an ancient medieval city make up what's believed to be the world's largest car-free urban zone.

Only known mainland rookery of the threatened Stellar sea lion.

The eerie remnants of an ancient forest were hidden under the sand for centuries.

On the Oregon coast there is a natural hole that seems to be draining the sea.

Deceased nuns were placed on stone chairs to decompose, while the surviving nuns prayed near the lifeless bodies.

There's an exclusive Beefeaters pub hidden in the Tower of London.

Many of Edinburgh's more unsavory characters spent their final days behind this door while awaiting their executions.

An acoustic anomaly with a mysterious cause.

A wax effigy of St. Valentine hides one of the saint's relics.

The skull of the patron saint of lovers lies in the Basilica di Santa Maria in Cosmedin—maybe.

This simple frog painting created by musician Daniel Johnston embodies the spirit of Austin.

A musical instrument played by the sea.

A wonderfully strange collection of 500+ stuffed frogs doing people things.

The sound of swaying stalks in this stunning grove has been named a governmentally recognized sound.

The most beautiful Taco Bell in the world even has surfboard parking.

Worship at the altar of seafood at this fish-and-chip shop housed inside the town's oldest stone church.