Cairns built to bring travelers good luck stretch across the land like miniature stone mountains.

Three columns of volcanic rock shoot out of the ocean.

A tiny village church in dramatic surroundings.

This fantastical waterfall is hidden in a cave located in a cracked cliff.

This eye-popping Icelandic crater lake is surrounded by red volcanic rock.

Medicinal spa created from the mineral-rich runoff of a geothermal power plant

This five-foot-tall bronze bird is a memorial to a species that was hunted out of existence.

A tribute to the successful role of the Keflavik Naval Air Station in the defense of Iceland, United States and NATO Alliance.

This statue was given to France by the United States to commemorate the centennial of the French Revolution.

The former Nazi Germany concentration camp stands as a museum to remember this dark chapter in European history.

The "Little Ones," show Portugal in full miniature splendor.

A hidden three-foot-wide house separates these two regal churches.

The corpse bride of Portugal.

This restored Portuguese cafe may well be the most beautiful place in the world to grab a Big Mac.

A stunning 18th-century site where pilgrims ascend by a series of punishing stairs only to return via funicular.

Elaborately carved to showcase the glorious wealth that the age of exploration brought to the Portuguese empire.

This Industrial Age architectural and engineering gem helps visitors and residents alike traverse Lisbon, “The City of Seven Hills.”

A unique seaside cave where Aleister Crowley faked his own death.

A king's pet, a pope's gift, an artist's inspiration, and a tragic shipwreck.

An ancient and majestic fortress that played an integral role in Portugal's road to independence.

The maze-like transportation hub contains abandoned areas, derelict stores, and a resident bat colony.

This "Jewish Sistine Chapel" was designed to reinvigorate Judaism's artistic legacy but was almost lost to misguided restoration.

As the Dead Sea continues to deplete, massive sinkholes open along its banks.

The design of this beautifully crafted building was inspired by Norwegian glaciers.