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

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

This centuries-old rooster survived a devastating fire.

A series of playful yellow penguins share a serious message about the environment.

A gruesome and mysterious ancient sculpture of a pagan deity from the Roman occupation of Celtic Britain.

This magnificently macabre shield shows the power of chivalrous love in medieval times.

A cluster of historic bathhouses built on the famed hot springs that gave the Georgian capital its name.

You'll find just about anything in this funky Tbilisi flea market.

This intriguing Bronze Age artifact spent centuries hidden within a Welsh faerie hill.

Outside a Viking museum sits a modern-day runestone made by a Swedish runemaster using traditional methods.

Hundreds of notes give thanks to the patron saint of lost causes.

An annual festival celebrating Colorado's most famous frozen corpse.

This sweet Southern elixir comes from what may be the oldest grape vine in North America.

A 90-acre park on former landfill that hosts an annual kite festival.

A living time capsule of the 1960s Richardson Bay water-front.

Concrete strongholds stand guard over the Golden Gate.

A pier that used to act as a busy ferry dock is now a decaying favorite of local fisherman and urban artists.

With the touch of a button, you can read a randomly selected short story.

Faceless white figures loom over the city from the rooftop.

The legendary statue-hating superintendent of Golden Gate Park is honored with... a statue.

San Francisco’s century-old Christmas Tree.

An overlooked and unassuming engineering marvel.

Not merely a museum – but a whirring powerhouse that offers a subterranean peek into the heart and soul of cable car operations.

Guns that have been defending San Francisco since 1904.