16. Tower of Glass, Russia
This is a nest-gen concept building, this time proposed to be built in the middle of the woods. Destined for Siberia, this mind-blowing building is designed to catapult the amount of solar electricity captured by solar panels due to daytime reflections. Made largely of glass, the structure is truly impressive.
17. Nakagin Capsule Tower, Japan
This capsule shaped building in constructed in Tokyo, Japan, was completed in 1972. Perfecting small-space living, this capsule tower features small, compact living spaces.