We took a tour of the factory where Tesla is building its new Model X SUV

Over the past decade Tesla has grown from ambitious upstart into a global leader in electric vehicles. Its Model S sedan has set a performance benchmark for competitors looking to enter the segment, and today it will sell its first Model X sports utility vehicle.

Both cars are made in a factory in Fremont, California. As you might expect from an Elon Musk-run company, Tesla's factory is one of the most advanced automotive production facility in the world. It's equipped with more than a hundred robots.

This week, Business Insider made our way over to Silicon Valley and took a tour of the Tesla Factory. Tonight we'll be at the delivery of the first Model X, so check back for coverage. Here's the factory: