The Circuit of the Americas observation tower at sunrise on Saturday.

The Circuit of the Americas observation tower at sunrise, October 22nd.

People lined up waiting to be let into the Super Stage area for Saturday's Taylor Swift performance.

People lined up waiting to be let into the Super Stage area for Saturday’s Taylor Swift performance.

Taylor Swift fans on the Super Stage lawn waiting for the show to start.

Taylor Swift fans on the Super Stage lawn waiting for the show to start.

Saturday, October 22nd, Taylor Swift performed her only concert in 2016 as part of race weekend.

Saturday, October 22nd, Taylor Swift performed her only concert in 2016 as part of race weekend.

Saturday, October 22nd, Taylor Swift performed her only concert in 2016 as part of race weekend.

Saturday, October 22nd, Taylor Swift performed her only concert in 2016 as part of race weekend.

Saturday, October 22nd, Taylor Swift performed her only concert in 2016 as part of race weekend.

Saturday, October 22nd, Taylor Swift performed her only concert in 2016 as part of race weekend.

Saturday, October 22nd, Taylor Swift performed her only concert in 2016 as part of race weekend.

Saturday, October 22nd, Taylor Swift performed her only concert in 2016 as part of race weekend.

Saturday, October 22nd, Taylor Swift performed her only concert in 2016 as part of race weekend.

Saturday, October 22nd, Taylor Swift performed her only concert in 2016 as part of race weekend.

Saturday, October 22nd, Taylor Swift performed her only concert in 2016 as part of race weekend.

Saturday, October 22nd, Taylor Swift performed her only concert in 2016 as part of race weekend.

Mercedes AMG Petronas' Lewis Hamilton speeding through turn 18 during qualifying.

Mercedes AMG Petronas’ Lewis Hamilton speeding through turn 18 during qualifying.

Esteban Gutierrez of the U.S. based Haas F1 team coming out of turn 9 during practice session one.

Esteban Gutierrez of the U.S. based Haas F1 team coming out of turn 9 during practice session one.

The general admission lawn seating between turns 6 and 8.

The general admission lawn seating between turns 6 and 8.

The COTA observation tower features transparent floor panels much to the delight of this little race fan.

The COTA observation tower features transparent floor panels much to the delight of this little race fan.

Romain Grosjean of Haas F1 as seen from the COTA observation tower.

Romain Grosjean of Haas F1 as seen from the COTA observation tower.

Red Bull Racing's Daniel Ricciardo as seen from the COTA observation tower.

Red Bull Racing’s Daniel Ricciardo as seen from the COTA observation tower.

Turn 9 grandstand.

Turn 9 grandstand.

Red Bull Racing's Danial Ricciardo entering turn two during the second practice session.

Red Bull Racing’s Danial Ricciardo entering turn two during the second practice session.

A Renault driver speeds past the general admission seating available at turn 16.

A Renault driver speeds past the general admission seating available at turn 16.

Fans of Lewis Hamilton are very well represented at COTA during the USGP.

Fans of Lewis Hamilton are very well represented at COTA during the USGP.

Lawn games set up on the entrance lawn.

Lawn games set up on the entrance lawn.

The view of turns 3 through 5.

The view of turns three through five.

Lifesize—or near-lifesize—cardboard cutouts of each team's drivers welcome visitors as they enter the venue.

Lifesize—or near-lifesize—cardboard cutouts of each team’s drivers welcome visitors as they enter the venue.

View from the lawn seating between turns 2 and 3.

View from the lawn seating between turns 2 and 3.

Fans eager to get signatures for their favorite drivers during the many autographs sessions throughout Friday and Saturday.

Fans eager to get signatures for their favorite drivers during the many autographs sessions throughout Friday and Saturday.

Red Bull Racing's Daniel Ricciardo leaving some sparks in his wake approaching turn 19 during qualifying.

Red Bull Racing’s Daniel Ricciardo leaving some sparks in his wake approaching turn 19 during qualifying.

Shaded seating area adjacent to several food options near the entrance.

Shaded seating area adjacent to several food options near the entrance.

Naturally, BBQ is available just about anywhere you look.

Naturally, BBQ is available just about anywhere you look.

Among the many food options are several Austin-based eateries such as Torchy's Tacos (pictured), Mighty Cone, Austin Scoops, and more.

Among the many food options are several Austin-based eateries such as Torchy’s Tacos (pictured), Mighty Cone, Austin Scoops, and more.

Race fans in Texas wear more than just Cowboy hats.

Race fans in Texas wear more than just Cowboy hats.

COTA's "track girls" during the pre-race ceremony.

COTA’s "track girls" during the pre-race ceremony.

You can't have a grand Texas-based spectacle without the world famous Dallas Cowboys Cheerleaders.

You can’t have a grand Texas-based spectacle without the world famous Dallas Cowboys Cheerleaders.

Mercedes AMG Petronas driver Nico Rosberg after the pre-race drivers parade. Rosberg leads in the driver standings for the 2016 season.

Mercedes AMG Petronas driver Nico Rosberg after the pre-race drivers parade. Rosberg leads in the driver standings for the 2016 season.

Pre-race helicopter flyover during the national anthem.

Pre-race helicopter flyover during the national anthem.

Drivers coming out of turn 1 on the first lap of the 2016 F1 United States Grand Prix.

Drivers coming out of turn 1 on the first lap of the 2016 F1 United States Grand Prix.

Mercedes AMG Petronas' Lewis Hamilton during the 2016 F1 United States Grand Prix.

Lewis Hamilton during the 2016 F1 United States Grand Prix.

McLaren-Honda's Fernando Alonso during the 2016 United States Grand Prix.

McLaren-Honda’s Fernando Alonso during the 2016 United States Grand Prix.

Sauber F1's Marcus Ericsson at turn 9 during the 2016 United States Grand Prix.

Sauber F1’s Marcus Ericsson at turn 8.

2016 United States Grand Prix winner Lewis Hamilton immediately post-race.

2016 United States Grand Prix winner Lewis Hamilton immediately post-race.

Podium ceremony. Lewis Hamilton placed first, Nico Rosberg placed second, and Daniel Ricciardo placed third.

Podium ceremony. Lewis Hamilton placed first, Nico Rosberg placed second, and Daniel Ricciardo placed third.

Daniel Ricciardo gets actor Gerard Butler to drink Red Bull from his shoe—a "shoey."

Daniel Ricciardo gets actor Gerard Butler to drink Red Bull from his shoe—a "shoey."

Fan's climbing on the pit lane fence and mingling on the track during the post-race "track invasion."

Fan’s climbing on the pit lane fence and mingling on the track during the post-race "track invasion."

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