In this summary I will be talking about Gemsolar, a solar power plant that create electricity continuously for 24 hours. It was built by Masdar (Abu Dhabi) in Spain and it took Masdar 3 years. Gemsolar main idea is to transform the suns heat to stored energy called – molten salt -. Gemsolar works for 15 hours a day to produce, each year it prodcues 110gigawats hours of electricity able to supply 25,000 homes.  Masdar is trying its best to maximize the output of Gemsolar. Gemsolar is made of 2,650 mirrors that reflect the sun light.