Transportation infrastructure as art

"A whirlpool interchange connects three major roads by the Miracle Garden in Dubai, United Arab Emirates. When construction of this junction began in 2006, Dubai contained 30,000 industrial cranes – 25% of all cranes on the planet.”

from http://twistedsifter.com/2015/02/satellite-photos-of-earth-that-will-give-you-a-fresh-perspective/