A thin pane of glass keeps visitors from sliding off this futuristic skywalk.

An ancient chamber filled with wonderful rock art and a Neolithic carving of a human face.

A standalone wonder amid the prairie badlands of southeastern Alberta.

Twice a day this ancient path disappears with the tides, leaving the Holy Island of Lindisfarne out to sea.

A remarkable feat of Victorian engineering across the Firth of Forth.

The most northern place on the mainland of Great Britain.

A sea cave with a waterfall and Viking past

This single-track road rewards brave drivers with stunning Scottish scenery.

A castle in the Scottish Highlands has been continuously inhabited since the 1300s.

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

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

This former farm In northern Iceland is now a museum, where visitors can tour beautifully-preserved turf houses.

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

This excellent museum recreates the boom days of the herring rush in the "Atlantic Klondike."

This tiny cabin was home to one of Iceland's most famous painters and was the only land he ever owned.

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

A Wes Anderson-esque lighthouse that boasts magnificent coastal views.

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

A fantastic reconstruction of a 10th-century Viking longhouse.

Iceland's tribute to its thankless civil servants.

A modern Nordic Pompeii on the Icelandic island of Heimaey.

This beautiful, historic church looks like something out of a simpler past.

A "simple-hearted artist" turned an isolated Icelandic valley into his own art museum.

This secluded Iceland farm holds the collected works of one rural sculptor's creations.