Relics of the 1894 Midwinter Exposition continue to delight visitors today.

A man-made island in scenic San Francisco Bay.

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

San Francisco's newly reopened hands-on science museum.

San Francisco's most expensive hotel suite includes a secret passageway rumored to have been used by JFK.

This concrete tangle of square pipes has stood as a proud thorn in the city's side since the '70s.

A decommissioned Naval base now rents itself out for people who want to blow stuff up.

Once close to extinction, there is no shortage of elephant seals on the beaches of Año Nuevo State Park.

A New England-style lighthouse along California's beautiful Highway 1 gets a re-do.

The world's first permanently occupied mountain-top observatory continues to report on the stars.

A peculiar mansion built by the troubled heir to the Winchester Rifle Company fortune.

An extensive collection of ancient Egyptian artifacts and mummies.

This head-spinningly bizarre Depression-era art cave is wall-to-wall quartz and Jesus.

Mass graves and Victorian monuments mark the history of Memphis in this 19th century cemetery.

Dyed by iron oxide over centuries, these sandstone rocks rise thousands of feet into the sky.

The best Tiki bar in Las Vegas.

A fitting attraction for the corn capital of the world.

One of the world's tallest Ferris wheels takes visitors high above Las Vegas in a spinning party room.

An exotic wildlife habitat right off The Strip.

This incredible collection of vintage pinball machines can be played at 25 cents a pop.

This former lieutenant governor's home is brimming with curiosities.

Experience a charming 1930's version of "infotainment."

This famous Nevada gold mine, once a hotbed of Wild West shenanigans, is now open for tours.

A mining town once rife with murderous disputes over its copious treasures now creates income as a popular spot for photo shoots.