Get a taste of Chamorro cuisine, family-style, at this popular restaurant.

Faceless white figures loom over the city from the rooftop.

Radioactivity still cause for concern at this urban explorer's paradise.

A promotional sun clock on the site of San Francisco's great raceway.

This partially buried wreck is one of the most complete of its kind but is only revealed when the sea allows.

A Barbary Coast watering hole built into a Gold Rush shipwreck.

The oldest burial ground in the city, final resting place of city founders, Ohlone natives and murderers alike.

In this century-old literary safehouse, print is alive and well.

The only theatre in the world constructed specifically for sound movement.

Tiki luxury on Nob Hill.

The only museum with its curator—and her pets—buried inside.

Thousand-year-old Viking runes adorn an ancient Greek lion at the entrance to the Venetian Arsenal.

100 year tradition of fist fights, marked by marble footsteps.

Someone loved this song enough to carve all of its lyrics onto a tree trunk in a Berlin park.

A massive, abstract lookout tower providing a panoramic view of Prague.

A giant interactive periodic table with real samples of the elements.

A 16th-century castle unexpectedly nestled within a post-war housing development.

The former seat of power for the Balliol dynasty.

An ancient stone with mysterious origins stands in a residential neighborhood.

The United Kingdom's smallest working cathedral also serves as a quaint bed and breakfast.

The final resting place of a poisoned lover whose death was at the center of one of Glasgow's most sensational murder trials.

Scotland's first Masonic lodge may also be the oldest in the world.

A remote island holds what claims to be Scotland's smallest cinema.

The discovery of this Neolithic settlement, which contained a Stone Age "cathedral," threw archaeologists for a loop.