Society's craving for energy is insatiable.
According to the International Energy Outlook for 2013, world energy consumption is expected to increase by 56 percent in the next thirty or so years, with global energy use predicted to reach 820 quadrillion Btu – British Thermal Units – by 2040.
Some of the world's most mesmerizing, awe-inspiring structures generate this energy.
Here, CNBC.com takes a look at ten of the planet's most spectacular, from green, clean hydroelectric dams to vast nuclear installations.
By Anmar Frangoul, special to CNBC.com