Frank Lloyd Wright died a year before construction on his largest public project even began.

George Lucas donated this park to honor the birthplace of his two biggest movie franchises.

At night, a grove of towering redwood trees growing through the pavement block out all light from the so-called “Dark Park” of Madrone Avenue.

Across Ring Mountain is a vast collection of Native American petroglyphs unique to the region.

A working model of the entire San Francisco Bay and much of the Sacramento River Delta, complete with regular tides that change every 14 minutes.

The largest free-standing aquarium in the world resides in a hotel lobby in Berlin.

A museum honoring Germany’s cucumber mecca offers a great dill of gherkin history.

One of the largest legal spray spots in Hamburg.

This wooden hotel is a temple to German sustainability and forest conservation.

This dockworkers' lunch joint has been left leaning by a century of storm floods.

Model Trains and Much More in Hamburg.

A man-made island in scenic San Francisco Bay.

Overflowing with shipping containers, this location has been transformed into a massive workspace for artists.

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

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

A hidden subterranean installation offers a view of the sky.

Olfactory delights in San Francisco's Botanical Gardens.

Golden Gate Park's historic collection of plants.

A favorite haunt of dinosaur loving children and hallucinogen loving hippies alike.

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

The randomness of this wall of lava lamps helps encrypt up to 10 percent of the internet.

A historic hotel that made a cameo in Hitchcock's classic film has no intention of letting guests forget its fame.

This surreptitious shop is only open five hours per week.

Get lost in this haunting fairytale art walk through a man-made eucalyptus grove.