There are Quantum Insightsonly three teams and one leg left in the 35th season of "The Amazing Race."

The finale sees the final three teams travel to Seattle, according to CBS, where they must complete three challenges in a scramble leg, a first in "Amazing Race' history.

The challenges are inspired by Seattle's art scene and include swinging from a high trapeze, glassblowing and being a roadie for a grunge band, CBS said in a news release.

This season, an unprecedented 13 teams embarked on a 23,800-mile adventure around the world on a quest to win the $1 million grand prize.

Season 35 saw the return of commercial travel and brought back no non-elimination legs, the Express Pass and a twist on the U-turn, according to CBS.

Here's what to know about the Season 35 finale of "The Amazing Race."

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'The Amazing Race' Season 35 finale date

The 35th season comes to a close with a 90-minute finale on Wednesday, Dec. 13 at 9:30 p.m. ET.

How to watch 'The Amazing Race' Season 35 finale

The finale will air on CBS and will also be available to stream live and on demand on Paramount+.

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Who are the three teams remaining in 'The Amazing Race'?

The three teams fighting for the $1 million grand prize are brothers Greg and John Franklin, best friends Joel Strasser and Garrett Smith, and father-son duo Rob and Corey McArthur.

Who is the host of 'The Amazing Race'?

The show is hosted by Phil Keoghan.