Thousands of years of crashing waves gave this mushroom-shaped rock its svelte figure.

An intricately carved Viking church overlooks a glistening fjord.

Longest road tunnel in the world features an air treatment plant and the illusion of daylight.

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

A Viking-style brewpub named for a Norse sea giant, in the heart of fjord country.

This colossal hiking boot, once built for a scout jamboree, serves as an observation tower and barbecue area.

One of the last remaining railway viaducts equipped with a transporter ferry.

A favorite with sightseers, this Norwegian funicular provides easy access to a stunning view of Bergen and its environs.

Remnants of the Nazis' occupation of Denmark linger along the sand.

Along this stretch of beach in Denmark resides several massive bastions of energy.

This quiet bird sanctuary on the Danish coast is home to something not usually found in a conservation area: hunters' cabins.

A tiny island is connected to the mainland by a private railway that residents travel in their own personal wagons.

Danish whalers once brought back whale bones to use as building materials in places where wood was scarce.

These old World War II fortifications have been transformed into an unusual equine attraction.

This historic timepiece is thought to be the only public clock in the world that keeps lunar time.

This statue of Olympic hockey coach Herb Brooks immortalizes one of the greatest moments in American sports history.

Gladiators once walked this ancient, subterranean passage.

A monument to one of the few Olympic flames ever to be lit outside of the host city.

This uniquely designed bridge served as the city gate for Comacchio.

These structures hanging over the water's surface are traditional fishing machines.

Italian poet Dante Alighieri is entombed in this small mausoleum in Ravenna, and his hometown of Florence has never been too happy about it.

The smaller of the three towers of San Marino is a former prison inaccessible from the ground level.

The only Shinto shrine in Europe that has been officially sanctioned by Japan.

The San Marino-Rimini railroad was short-lived but this tunnel once provided shelter for hundreds of refugees during World War II.