The inaugural NASCAR weekend at Circuit of the Americas takes place this weekend. All three of NASCAR’s top series will be in action in Austin, Texas. NASCAR will run the 20 turn course measuring 3.41 miles, identical to the one which saw F1 events. The track can accommodate 120,000 fans and first opened in 2012. One part of the track which will garner its share of television time is views of the observation tower which sits 251 feet tall. The observation platform allows for a 360 degree view of the track and can hold 70 visitors under normal conditions. Circuit of the Americas Weekend Sch...