The sculpture shows a water rat turning the world upside-down, landing an elephant on its head.

The only pollutant in the clear blue water is sunscreen.

WWI hospital ship lost in a cyclone turns up on the coast of Fraser Island, where she remains rusted and forgotten.

Come for the flowers, stay for the bats!

This Australian beach became famous when Prime Minister Harold Holt disappeared from its shores.

Along the Stuart Highway, two giant sculptures tower over the roadway.

An opal mining town in the middle of Australia where people live, worship, and shop underground.

Clusters of huge boulders in the Australian Outback.

This ultra-modern wooden boardwalk turns the ocean into a swimming pool.

The northernmost point in Denmark is a turbulent sandbar created by two clashing seas.

Climb to the top of its spiral spire for spectacular views of Copenhagen.

Danish tourist destination well known for open stalls where vendors sell marijuana on the street.

A natural wonder in south Denmark.

The old observatory in Copenhagen has a spiral corridor used as a racetrack.

This fantastic cave remained unexplored until 1948 when three schoolboys discovered a hidden entrance.

Legend has it that this large rock maze in Sweden was created as punishment by the daughter of a wealthy captain.

A Bronze Age stone ship said to be the grave of the mythical founder of Gotland.

This trio of stone spires claims to be the only preserved medieval execution site in Europe.

A catapult rock from Gotland’s 13th-century civil war is still lodged in Scandinavia's best-preserved medieval city wall.

Ancient stone graves shaped like ships provided a Viking-like burial to carry the dead to the afterlife.

Largest island in the Baltic Sea experiences such idyllic weather that roses bloom in the middle of December.

This unique architectural wonder is also tied to one of the 20th-century's most renowned writers.

"Portugal's Stonehenge" is made up of nut-like stones aligned with the heavens.

This historic square in Nepal is home to temples dating back to the third century.