This quaint Spanish village agreed to be painted blue as a marketing stunt but found that they preferred it that way.

Single runway interrupted by a busy road that cuts across its middle.

This nearly endless university hallway is home to a unique sunset known as "MIThenge."

This bridge was the birthplace of a unit of measurement based on a fraternity joke.

Two thousand artifacts from around the world collected by one woman who loved to travel.

This impressive Boston holy house is the American mecca for Christian scientists.

An enormous, inside-out glass globe built in 1935.

Around 100,000 bodies are buried below the medieval headstones, many of which mark graves with multiple bodies stacked up to 12 deep.

Macabre astrological automaton clock dating to the late 1400s.

Looming communist pillar with a Czech twist.

A church of bones, decorated with 40,000 human skeletons.

A 125-meter long "tribute to the Brazilian people."

This massive Brazilian church is built like an angular, technicolor pyramid left by Mayans from the future.

Romania's triumphal arch looks out over Bucharest.