This residence straddles a border between Belgium and the Netherlands.

From bench to vandalism to art, this silly prank seat was funny enough to become permanent.

A once grand hotel is being retaken by the wilderness it once capitalized on.

The above-ground crypts at this Catholic cemetery face north-south instead of the usual east-west.

An engineering error ensured this cavernous 350-foot-long subterranean thoroughfare was never used as intended.

The two-cell building in Nebraska was briefly owned by a teenage boy and then a Hollywood dummy.

This tribute to the founding father of the American dictionary originally contained a spelling error.

A clerical error gave rise to this imaginary micronation in the southwestern corner of Estonia.

A measuring mishap led to these artificial stone ladies losing their stomachs.

A collision of human error and natural geothermal pressure created this rainbow-colored geologic wonder.

According to legend, this tomb holds the secrets to time travel.

A strange rock with a sinister reputation lurks within the crimson waters of this Scottish glen.

A historic observatory precariously perched at the "Top of Europe."

This weird abode has inspired everything from the "House On Haunted Hil" to a robot hunter's pad.

The 10-foot-wide Long Beach home was built on a dare.

In 2010, Nicolas Cage purchased two plots in this cemetery using one to construct this strange pyramid mausoleum.

Tucked away amidst some of the most famous addresses in the world is New York's only fraction of a street.

A forest of immensely tall and unusually straight oak trees planted nearly 200 years ago to build naval ships that never came to be.

Worm salt and other local ingredients are on the menu at this cult favorite ice cream shop.

You can cross from one country to another in a single hop on this little bridge.

This isolated island is often capped by its own fluffy cloud.

This ancient sinkhole-turned-healing-pool is a treasure trove of archeological discoveries and may even be the Fountain of Youth.

An abandoned vacation home spent a decade taking on legends. It's now taking on water.

The Arctic Archipelago is home to world's largest third order island: an island in a lake on an island in a lake on an island.