This massive glowering Lenin head gazes out over eastern Siberia.

An abstract monument to a symphonic composer.

It houses the remains of a 17th-century version of the Titanic.

Walk along the medieval fortifications that have been protecting Tallinn since the 14th century.

Come for the oysters, stay for the priceless art honoring inventors across history and Scotland's favorite outdoor sports.

These unique and ever-changing caves are a wonder of Iceland.

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

Instead of solid circles, the stoplights in this northern Icelandic town have glowing red hearts.

An isolated, rusty phone booth commemorates Iceland's first international telegraph cable.

These ominous lava formations were said to be an entrance to the netherworld so of course they inspired a famous metal band.

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.

Strange rock formations tower above the river that snakes through this enchanting Icelandic canyon.

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

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

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

Copenhagen's celebrated theme park and gardens.

The history and future of cannabis.

Horrifically creative torture devices and shame punishments line the walls of this chilling museum.

Daily jousts and dancing barrel makers in Munich's mechanical clock.

Vienna's giant wonder wheel had a starring role in one of the greatest noir movies of all time.

Visit Europe's largest subterranean waterfall, carved by water from the glaciers of the towering peaks surrounding the valley.

Five candy-colored villages on the Italian Riviera.

An "inside out" building in the historical center of Paris, featuring Europe’s largest modern art museum.