Uber Technologies, Inc 10-K

ITEM 2. PROPERTIES As of December 31, 2020, we leased office facilities around the world totaling 8.3 million square feet, including 2.5 million square feet for our corporate headquarters in the San Francisco Bay Area, California. During 2020, we completed the construction of our new Bay Area offices, including our 1.1 million square foot San Francisco headquarters. During 2019, we purchased 593 acres of land in Pennsylvania to build a test track for the purpose of testing the performance of autonomous vehicles, as well as an office building. As of December 31, 2020, this land, which was part of our ATG and Other Technology Programs segment, was classified as assets held for sale. Refer to Note 9 – Assets and Liabilities Held for Sale in Part II, Item 8, “Financial Statements and Supplementary Data,” of this Annual Report on Form 10-K for further information. On January 19, 2021, we completed the sale of our ATG Business our subsidiary focused on the development and commercialization of autonomous vehicles technologies, to Aurora Innovation, Inc. Our ATG Business is included within our ATG and Other Technology Programs segment. We believe our facilities, which are generally used by all of our reportable segments, are adequate and suitable for our current needs and that should it be needed, suitable additional or alternative space will be available to accommodate our operations.