Only hotel where you can legally launder money.

Quite simply the largest tree in the world (by volume).

One of the largest underground systems runs under Canada's largest urban center.

Behind this beachfront shop lies a spectacular, colorful sea cave with an equally colorful past.

San Diego's most historic and haunted home.

In all of the 29 years it was in operation, no prisoners ever escaped successfully... or so they claim.

Ship-sized kinetic sculptural fantasy.

Famously misunderstood wonder of the ancient world

You will not be able to miss this building.

A series of waterfalls and pools that flow through the 'Ohe'o Gulch and into the ocean.

"The Star Factory" cranked out Hollywood stars like nobody's business.

The site of the house Jack Parsons made famous both in life and death.

An interesting decoration on this historic site, this weathervane comes with as many legends as it does questions.

This 4,000-foot-diameter hole is touted as "the most well known, best preserved meteorite crater on Earth."

A world-class observatory in the California desert.

In this case, 'zero' marks the spot where the iconic Old Spanish Trail ends.

A six-ton wedding present for the King of the Scots.

A 18th century graveyard and its astonishing cortege of macabre iconography.

This 17th-century street hidden beneath Edinburgh was once a breeding ground for the black death.

The final resting place of soldiers' loyal canine companions.

A church that bred legends, and served as an inspiration for the Da Vinci Code.

The site of Paul Revere's historic two lantern warning.

The American rainmaker and a burst dam.

Hear the quietest sound from across the dome.