The first park built over a freeway is a brutalist masterwork.

This former coal gasification plant found a curious second life as a popular public park.

Though strikingly beautiful, Seattle's other railway station is now largely forgotten.

A surreal landscape where fanged rocks rise from the ground and the ocean feels like a great mystery.

From a neon Rapunzel to a bike traffic meter to a street fair color scheme, the most opened drawbridge in the US is a veritable art gallery.

This grand old 80-foot sequoia towers above the buildings in the city’s retail center.

Granting the right of way to ships over surface traffic since 1917.

The longest and widest floating bridge in the world.

City Council meetings still happen in this historic building, impeccably preserved on the inside.

Berliners converted a bombed-out, disused lot into a community-run urban farm with its own cafe and bar.

A historic fire call point.

At one of Berlin’s oldest churches, visitors can place mosaic tiles to help restore a medieval mural.

One of Amsterdam's narrowest houses is located right across the canal from its widest.

Birthplace of the "Cat in the Cradle" and a cluster of iconic, original windmills that let the Dutch tame the seas.

Unsurprisingly, Holland is home to one of the most magnificent flower gardens in the world.

Amsterdam's former hotspot for public executions and dissections.

A miniature city, once ruled by the Queen of the Netherlands.

Rich with fauna and flora, nature-lovers can walk across the sea at this UNESCO World Heritage spot.

Amsterdam's narrowest house facade is a monument to 17th-century tax evasion.

This enormous storm barrier is one of the largest moving structures on Earth, with each arm taller than the Washington Monument.

The Swiss artist's bulbous and overgrown shape-shifting sculpture controversially graces the center of Bern.

One of the longest wooden benches in the world snakes around Geneva's Treille Promenade.

A once-thriving hotel in the Swiss Alps couldn't compete with climate change.

The alpine falls where Sherlock Holmes apparently met his demise can actually be visited.