This museum explores how a 1973 volcanic eruption forever changed this small Icelandic island.

A modern Nordic Pompeii on the Icelandic island of Heimaey.

On an island south of Iceland, a large volcanic rock formation resembles an elephant.

This stunning concert hall has become a symbol of Iceland's national recovery.

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

Iceland's largest geothermal mud pool is a little bit haunted and a little bit dangerous.

Walk in the footsteps of the gods and straddle two tectonic plates.

This Italian-style temple replica has been threatening to fall off the Irish coast for hundreds of years.

Northern Ireland's Brobdingnagian stepping stones.

On this romantic tidal island reachable only at low tide the tomb of a famous French writer overlooks the sea.

The precise origins of this pink sandstone temple are unknown.

This small island, a byproduct of 19th-century canal construction, is now home to a charming Japanese garden.

This French ghost town from World War II has been left as a memorial to German atrocities during World War II.

Ancient paintings known as the "Sistine Chapel of Cave Art."

Mysterious 500-year-old tapestries depict a unicorn hunt.

This hidden oasis features a stunning view of the Hudson River and the Palisades from a castle-like museum.

This whimsical group of statues is a favorite of children who love to climb all over Lewis Carroll's beloved characters.

This mosaic dedicated to John Lennon was tended for years by a Beatles super-fan.

One of only two commuter aerial tramways in the United States.

Once the tallest building in the world and the site of "the highest dinner ever held in New York" this building now holds the most expensive penthouse in the city.

Try not to get slimed in Tribeca.

Blighted Irish field and the ruins of a 19th-century cottage on the edge of urban Manhattan.

A 19th-century architectural wonder designed by the "father of the skyscraper."

The seat of Buffalo government is a gorgeous Art Deco palace.