An enigmatic concrete structure in a lakeside Toronto park raises more questions than answers.

A construction mishap at this narrows on the Fraser River rendered it impassable to many migrating fish species, with international consequences.

This historic bridge connects Whidbey Island to Fidalgo Island across whirlpool-filled waters.

A tribute to the Polish insurgents who fought in the failed attempt to end their city's Nazi occupation.

This extensive collection covers thousands of years of Polish military history.

The tiny airport in remote Newfoundland that inspired a hit musical is also a modernist architectural gem.

An artificial cave littered with semi-precious stones waiting to be picked up.

This African beach is home to thousands of rare mainland penguins that are known for their annoying voice.

The entire length of the border is marked by a 20-foot-wide slash through the trees.

Decorated by local artists, the city's utility boxes have become three-dimensional canvases.

After nearly 60 years, there's still a bear at Paddington Station looking for help.

Gutted during the Liverpool Blitz, this architectural husk has been left destroyed in honor of the dead.

A hundred copies of Antony Gormley's naked body stare out across the water.

Much of what constituted mid-century Liverpool now litters a beach outside of town.

Revel in the Victorian splendor of the world's oldest eating establishment inside a museum.

This intricately carved and hilariously huge bed was such a famous symbol both Shakespeare and Byron used it in their writing.

Repository for more than 22 million pickled specimens.

Eighty million natural history specimens call this gargantuan museum home.

You can climb to the top of the column built to honor the "father of British inland navigation."

The granddaddy of English geoglyphs dates back to the late Bronze Age.

This hilarious English intersection is an automotive whirlpool.

Soldiers carved these regimental badges into the chalk hills in remembrance of those who died in World War I.

Giant naked man on a hillside.

A former steam-powered mill from the 1800s is now an industrial park with a giant steel dragon slide.