These concrete domes were installed on an Icelandic bluff to honor a very specific musical tradion.

This modern monument to pagan belief looks like it was transported straight from ancient times.

The site of the famous Nazi book burning campaign of 1933 remembers its "Night of Shame".

Semi-precious Blue John stones have been mined in this cavern system for centuries.

Abandoned ship reimagined as a street art canvas.

The history of sea-faring refuse and disaster is on cramped display in this Netherlands folk museum.

Pyramid shaped monument with a tall tale attached.

A metal tree emits eerie, melodic notes on top of Lancashire's Crown Point.

This public pool is one of the last remaining lidos of the countless built in the 1930's as public works projects in the United Kingdom.

One of the deepest indoor swimming pools in the world.

Akureyri is home to an oversized can of one of Iceland's favourite beers.

Giant statue of a disembodied head.

An abstract monument to a symphonic composer.

1920's reinforced concrete church by architect Auguste Perret changes the face of modern design.

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

A fiery crater has been burning in the Karakum Desert since 1971.

A vortex fountain that seems to rise out of the ground.