The last remaining relic of San Francisco's glittering 1915 Panama Pacific Exposition.

The one-time watch house for incoming ships at the Golden Gate now stands abandoned and hidden in trees.

The seawater playground of gilded-era San Francisco burned to the ground in 1966.

A walk-in working camera obscura produces 360-degree live images of the San Francisco coast.

Olfactory delights in San Francisco's Botanical Gardens.

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

Carnivorous plants, medieval aphrodisiacs, and the largest original wood structure glass conservatory in the western hemisphere.

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

A winding path built in secret on the edge of the continent.

Bring your own cardboard to the slippery slopes of concrete hidden in a neighborhood park.

An artsy hidden staircase leads to breathtaking views of San Francisco.

One doctor's retirement plan included opening this award-winning Mexican-Indian eatery on the ground floor of a hospital.

The awe-inspiring ship from the golden era of cruising has an incomparable history and a reputation as one of the world’s most haunted places.

These four islands right offshore have waterfalls, colorful lights, fancy buildings, and a secret purpose.

A fascinating aviation museum where you can chat with the veterans who once flew the aircraft on display.

The first public building in Savannah to offer air conditioning was a luxurious cinema that still operates today.

This lovely burial mound is actually a replica that was installed after archeologists excavated the original.

This abstract roadside poultry was saved from demolition by outraged drivers and pilots.

World's largest college campus includes a wildlife sanctuary and a former movie set on more than 28,000 acres.

This angular brutalist playground turns playtime into modern art time.

A man's home is his castle.

One of Savannah's oldest and most haunted cemeteries, featuring graves desecrated by Sherman's Union Army.

Constant erosion has created a surreal landscape of bleached and preserved fallen trees.

A slanted tomb honors the faithful, furry companion of the Georgia Tech student body.