At almost 1,000 years old, this is the oldest known door in all of Britain.

The only fully operational windmill in Canada.

A haunting contrast of trains that both saved and took the lives of Jewish children in Nazi Germany.

The ruins of a burned-down monastery have become a serene park and community space. 

A residential service road transformed into a menagerie of larger-than-life paintings of iconic Arctic wildlife.

The holes in this wall provide a glimpse into Jewish life in Budapest, both past and present.

Dine on Hungarian-Jewish dishes at this multigenerational, family-run institution.

This historic pink parlor keeps Phoenicians cool with homemade, retro ice creams.

This little sun pays homage to a massive gate that once stood at this location.

Also known as Uncle Karl, the beloved bronze copper keeps a watchful eye on St. Stephen’s Basilica while people rub his lucky belly.

A church now sits over the site of one of the worst urban disasters of early 19th-century America.

A mosaic map made of over 100,000 tiles depicts the geological features and sea creatures that live along this San Diego beachside community.

A socialist building dedicated to teachers showcases one of the largest Soviet mosaics in the world.

This pair of unsuspecting buildings are in fact the very first modern skyscrapers in Europe.

This overlooked gem outside Niagara Falls preserves and celebrates Iroquois culture.

A tunnel that brings more than a century of history to life from the deepest parts of the Niagara Gorge.

Niagara Falls holds a special place in Nikola Tesla's history, so they put a statue on it.

This Niagara Falls tourist trap is a world bright with neon and curiosities that will inspire love, hate, or a mixture of both.

A standalone wonder amid the prairie badlands of southeastern Alberta.

A memorial for public executions that dates back to the 14th century.

A memorial to the late U.S. Senator Paul Wellstone, who died at this location, along with seven others, in a plane crash in 2002.

Local folklore claims that this wall was not built for defense, but to provide labor during a time of famine.

The remains of the oldest bone-headed dinosaur in North America.

Willy Wonka would love this weird half-a-home.