An enormous, inside-out glass globe built in 1935.

Two mammoth statues inspired by equally tall tales lure tourists to this roadside attraction.

A vaudeville performer mounted this hollowed-out redwood log onto the chassis of a truck, and toured the country spreading a message of conservation.

Commonly referred to as the most photographed Victorian home in the United States.

Humboldt's human-powered sculptures race across land and sea for days on end in a wacky quest for dominance.

A collection of nostalgic items from the Showa era with an exhibit on the local ghost story of the Snow Woman.

Anyone can control this glittery light installation with just a phone call.

The headquarters of a secretive order is also a beautifully-designed park.

A lonely monument to the original Silicon Valley tech campus.

This 252 step staircase offers stunning views of San Jose.

A plaque outside the San Jose airport commemorates the insect's arrival to the West Coast.

At night, this glittering musical tunnel draws skaters and photographers.

A mysterious monument covered in a binary code marks the heart of tech.

It is locally loved and ridiculed for literally looking like poop.

San Francisco Bay's ghost town.

This bushy bug is one of the unsanctioned public sculptures that have survived in Regina.

A book bound in the skin of an infamous criminal, along with countless other specimens.

Hidden in a Scotland museum is a copse of extinct tree stumps.

The elaborate clockwork contraptions in this Scottish gallery create small worlds of whimsy and horror.

Secret Swing.

A well-preserved network of cavernous tunnels have spent silent centuries removing Toronto's waste.