F1 2017 delivered a tense season, but its real gift was the promise of a thrilling 2018.

Valtteri Bottas, Lewis Hamilton and Sebastian Vettel celebrate on the 2017 Abu Dhabi Grand Prix podium.

The Abu Dhabi Grand Prix once again delivered a lack of racing to close the Formula One season.

The Autódromo José Carlos Pace.

The escalation of violence in Brazil has imperilled the future of the South American race.

Sebastian Vettel celebrates victory on the 2017 Brazilian Grand Prix podium.

Sebastian Vettel and Ferrari put together their first flawless weekend in months to win in Brazil.

Ferrari CEO Sergio Marchionne.

Ferrari president Sergio Marchionne has threatened to take his team out of F1 if the FIA presses ahead with proposed engine changes.

Lewis Hamilton does celebratory doughnuts at the 2017 Mexican Grand Prix.

Lewis Hamilton has won his fourth world championship after a tense Mexican Grand Prix.

Lewis Hamilton celebrates at the 2017 Mexican Grand Prix.

Lewis Hamilton is a four-time world champion after finishing ninth at the Mexican Grand Prix.

Sebastian Vettel on track at the 2017 Mexican Grand Prix.

A last-gasp lap had Vettel pip Verstappen for pole after the chequered flag.

Lewis Hamilton celebrates with Usain Bolt on the 2017 United States Grand Prix podium.

Lewis Hamilton cruised to victory in Austin, leaving Sebastian Vettel with no real path to the title.

Lewis Hamilton takes the chequered flag at the 2017 united States Grand Prix.

Mercedes has beaten Ferrari to the 2017 constructors championship at the United States Grand Prix.