Three columns of volcanic rock shoot out of the ocean.

This wrecked airplane has been sitting on a black sand beach since the 1970s.

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

An encyclopedic collection of mammal penises.

This elegant arc of a waterfall marks a religious turning point.

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

One of the tallest buildings in Iceland, and perhaps, the most visually impressive.

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

The unique waterfall in Iceland's south features a backdrop of geometric black lava columns.

Medicinal spa created with the discharge from a geothermal energy plant.

This functioning parish church is also the site of many concert performances due to its wonderful acoustics.

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

The world's northernmost aquarium looks like it has fallen over.

Home to three historic ships from the age of Vikings.

Opulence and fantasy collide in this royal chair which is supposedly made with unicorn horns.

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

This sublime architectural marvel is a rare example of an expressionist church.

The de facto symbol of Copenhagen is this bronze fairytale which cannot seem to keep its head for very long.

Pre-Nazi swastikas adorn the sculpted pachyderms flanking this brewhouse portal.

Copenhagen's celebrated theme park and gardens.

These 18th-century paintings of Warsaw were used to reconstruct the city after World War II.

The giant statue and its model solar system honor the native Pole who declared that the Earth revolves around the Sun.

The Polish capital has had a deep connection to its guardian mermaid for almost a millennium now.