This 28-meter tall cathedral (titled the Luminarie De Cagna) was built for Belgium's 2012 Light Festival. Check for more information and a video from the event in the via link!

Another classic Banksy!

This monastery was built outside of Chiatura, Georgia in the seventh century by ascetic Christian Monks. Visitors today have to scale a 130 foot ladder to reach the top. Don't look down!

This is what remains of the steeple peak of the church at Graun, a small settlement in Italy which was submerged in order for a local power plant to build a new hydro-electric dam. Check for more information over at Mental Floss!