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

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

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

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

A detailed pachyderm supports Rome's smallest Egyptian obelisk.

The walls and streets of the ancient city are peppered with penises.

Two stone columns flank the grand Venice square, but there were supposed to be three.

Renaissance hospital featuring a rotating door into which unwanted babies were dropped.

Erotic art covers the walls of the largest ancient pleasure palace.

Ancient snack bar of the Roman Empire re-opened.

Installed in an act of one-upsmanship, the annual sundial in this church is also a symbolic victory for the Gregorian calendar.

The last moments of the ill-fated Pompeiians, frozen forever in plaster.

A master of trompe-l'oeil creates a stunning, tourist-fooling dome out of a flat ceiling.

Go inside to really appreciate this 500-year-old technological masterpiece.

A slightly creepy gallery of plaster cast models in the same museum as Michelangelo's David.

An Italian crevasse filled with abandoned buildings gives visitors a look at the world without humans.

A three-story, three-dimensional hobo clown in a tutu welcomes CVS shoppers.

Bug-devouring flora are the stars of a special wing of the glass conservatory.

These delicate buggers are some of the rarest fossils that have bubbled up from the Tar Pits.

A geological mystery on Camelback Mountain.

England's oldest surviving hedge maze has been confusing visitors for over 300 years.

The last of its kind in the country.

An historic and oft-filmed spot for musclebound iron pumpers on the Pacific coast.

First LEED-certified gas station in the United States.