An office built to look like a giant basket.

An unusual, super-sized grocery adventure awaits in an Ohio suburb.

This memorial commemorating fallen Swiss Guards of the French Revolution has been called the saddest stone in the world.

The pockmarks across the building's facade are remnants of the Blitz.

A century-old network of freight tunnels underneath the city's historic business district.

The man who wasn't there.

A modernist landscape of water and sci-fi concrete.

The arch that celebrated the completion of the Lincoln and Victory highways.

An iconic 1960s theater with a Buckminster Fuller-style geodesic dome.

This striking royal residence is the largest Renaissance-style castle in Scandinavia.

This distinctive Crescent City tradition dates back to the days of horse-drawn carriages.

This "second" cemetery represents New Orleans' attempt to keep cholera at bay.

The world-record holder for the longest bridge stretching continuously over water.

This quirky UFO-shaped curiosity is often mistaken for the airport’s control tower.

A lovely summer day by the sea becomes a nightmare.

Legendary frontman of the Doors looms in this giant mural by famed Venice muralist, Rip Cronk.

On the Oregon coast there is a natural hole that seems to be draining the sea.

A hidden church in a hidden courtyard tells the story of the Miracle of Amsterdam.

This large copper bolt represents the benchmark for measuring sea levels in most of Europe.

A statue of the legendary Celtic warrior queen who fought the Roman invaders stands in one of the cities she once destroyed.

A thin pane of glass keeps visitors from sliding off this futuristic skywalk.

The southernmost outpost of the Russian Empire in colonial America.

The library houses an incredible collection of some of the world's most impressive books and manuscripts.

An unusual ode to the late Irish playwright, complete with a squiggly bust and coffin-shaped bench.