Apple, Amazon, Google build futuristic campuses as business booms

An aerial view of the new Apple headquarters on April 28, 2017, in Cupertino, Calif. Apple's new 175-acre 'spaceship' campus dubbed 'Apple Park', costing roughly $5 billion, will house 13,000 employees in over 2.8 million square feet of office space and will have nearly 80 acres of parking to accommodate 11,000 cars. Justin Sullivan, Getty Images