A monumental cross hides in the trees in Golden Gate Park.

Golden Gate Park's historic collection of plants.

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

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

This eatery transports diners to a place that no longer exists: East Germany.

An essential stop before plundering, BYO Cutlass.

The Internet Age began with a transmission from this biker bar.

Guarded by the Angel of Grief, the Stanford family tomb attracts an odd mix of halloween revelry and somber contemplation.

A hidden world of exotic succulents and cacti.

The world’s first stop-motion film was created on the racetrack outside this building.

This old-world mansion with lush gardens is a gem in the heart of Silicon Valley.

The grand, column-fronted, sculpture-adorned home of the ambitious digital library.

Since 1947, this living history museum has been providing an immersive look at life in Plymouth Colony.

This simple Manhattan salt house is artfully shaped... well, like a giant granule of salt.

A giant Troll lurks under one of Seattle's oldest bridges.

A cemetery housing wild west legends in South Dakota.

The world's largest mountain carving could fit all of Mount Rushmore inside it many times over.

2300-year-old Roman road connecting the empire.

Nursery with extensive collection of flesh-eating plants operated by the author of "The Savage Garden."

California's own majestic geyser is powered by a subterranean volcano.

See massive fossils that are over 200 million years old in northeastern Arizona.

A small peaceful park and waterfall tucked amid the urban grind of Midtown Manhattan.

In its day this historic fort held 100 cannons pointed in almost every direction to protect New York.

A bit of retro transportation flair preserved in the world's largest department store.