The longest and widest floating bridge in the world.

This sci-fi gazebo located in a Washington power town is made from old bits of industrial electrical equipment.

A tribute to the Nirvana frontman hides beneath the bridge that was the singer's beloved hangout spot.

The spur that wouldn’t die.

This 22-acre botanical garden is home to the largest collection of rhododendrons in the world.

The tiny church offers succor to travelers driving by, but only eight at a time.

An exercise in patience and imagination, where Mother Earth turned common stuff into precious hidden treasures.

This dilapidated ship carcass covered in trees is a striking sight.

Native American burial mounds? Giant gopher dens? No one knows what created the Mima Mounds.

Former farm staffed by mental patients is now a public park.

Shoreline strewn with the remains of ghostly fallen trees.

A short hike into the mountainside forest reveals a decaying 1890s town.

This quiet neighborhood is also home to a 700-ton rock transported by the last Ice Age.

Stones speckled along Harris Avenue reveal hidden nuggets of the past.

Not-so-fearsome tiny trolls live under this wooden train trestle in Portland.

Where else would a linchpin of post-colonial Native American cuisine anchor the menu but a museum?

This nondescript building was the birthplace of Morris cars.

The remnants of this unusual bridge await an uncertain fate.

The shop where the girl who inspired the beloved character once bought sweets is now a book-themed commercial curiosity.

This 11th century tower is said to be the oldest building in Oxford.

An Oxford museum where visitors can have tea with the Mad Hatter and climb through the wardrobe to a fantasy land.

Brass bricks outline the locations of Edinburgh's lost, lively market stalls.

Touching this 18th-century Scottish philosopher’s toe allegedly conjures good fortune.

A six-ton wedding present for the King of the Scots.