During the Soviet era, the spire of this longstanding church was used as a radio transmission tower.

An empty relic of the Moscow Olympics crumbles away in Estonia's capital.

This 16th-century cemetery became a recreational park during the Soviet occupation—today it's a little bit of both.

Thousands of graves lurk below the surface of this park.

This monument commemorates NASA’s astronaut training in northern Iceland.

Three columns of volcanic rock shoot out of the ocean.

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

This stunning limestone waterfall is the highest in Estonia.

Disused seaplane hangar gets a second life as the jaw-dropping home of Estonia's museum of maritime history.

The widest natural waterfall in Estonia is a sight to see in all seasons.

Man-made mineral caves house massive bat colony.

If they push on just the right spot, even the weakest person can move this titanic boulder.

Underground monastery and fortress.

Dozens of large, brightly-colored paintings adorn the walls of the "street art capital of Iceland."

This black church sits alone among a field of lava rock.

Europe’s most powerful hot spring supplies the surrounding region with hot water.

The picturesque birthplace of Icelandic democracy is drenched in the blood of its brutal past.

This valley of hot springs and boiling mud pots is home to the record-holding "Geysir," which originated the English word.

If a glacial river suddenly diving into a sheer chasm via a dramatic, multi-stage waterfall isn't peak Iceland, it's certainly close.

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

Along this wire fence, travelers have been leaving a particular memento since 2012.

A black sand beach where glacial fragments wash ashore and look like sparkling diamonds.

Iceland's largest lagoon is home to stunning multi-colored icebergs.

This canyon is comprised of gorgeous waters and magnificent basalt columns.