Elon Musk has lofty ambitions for Tesla over the next few years.

By the end of 2017, the company aims to begin production of its more affordable Model 3. And by 2020 it plans to ramp up production to build as many as one million vehicles per year, an ambitious goal considering the company expects to produce about 80,000 to 90,000 vehicles in 2016.

For any of this to be possible, though, Tesla must first complete its Gigafactory, a giant battery plant appropriately located on Electric Avenue in Sparks, Nevada.

While the plant isn't expected to be complete for a while, Tesla and Musk have already revealed quite a few details about the factory that are pretty mind blowing.

Here’s a look at the 21 most incredible facts that have been revealed about the Gigafactory so far.