Survivor Behind the Scenes: Survivor San Juan Del Sur

Jeff Probst stops by LIVE with Kelly and Michael on September 17.

Get a behind the scenes look at the immunity idol being made. For more behind the scenes images watch the full episode with CBS Sync.

Take a behind the scenes look at tribal council being built. For more behind the scenes images watch the full episode with CBS Sync.

An early sketch of this season's tribal council area. For more behind the scenes images watch the full episode with CBS Sync.

Early sketches of this season's immunity idol. For more behind the scenes images watch the full episode with CBS Sync.

Jeff & his friends testing "Parallel Universe" Reward Challenge. For more behind the scenes images watch the full episode with CBS Sync.

See how Jeff's snuffer came to life. For more behind the scenes images watch the full episode with CBS Sync.

The crew preps the "Game of Throw Ins" competition. For more behind the scenes images watch the full episode with CBS Sync.

The doorway to the vote temple was designed to look like a giant mouth, with large teeth draped in moss. For more behind the scenes images watch the full episode with CBS Sync.

The doorway to the vote temple was designed to look like a giant mouth, with large teeth draped in moss. For more behind the scenes images watch the full episode with CBS Sync.

For more behind the scenes images watch the full episode with CBS Sync.

Jeff and his friends tested this challenge a lot and loved it. For more behind the scenes images watch the full episode with CBS Sync.

This is a brand new style of catapult to Survivor. For more behind the scenes images watch the full episode with CBS Sync.

Did you know Jeff has never fallen into the water during a challenge? For more behind the scenes images watch the full episode with CBS Sync.

This immunity challenge is named after a Grateful Dead song, Shakedown Street. For more behind the scenes images watch the full episode with CBS Sync.

The swing platform is a new element. For more behind the scenes images watch the full episode with CBS Sync.

Take an early look at the hidden immunity idol blueprint. For more behind the scenes images watch the full episode with CBS Sync.

This puzzle is a Mayan Mask. For more behind the scenes images watch the full episode with CBS Sync.

This challenge took a dream teamer 30 minutes to complete. For more behind the scenes images watch the full episode with CBS Sync.

Check out a rough sketch of the Individual Immunity Necklace. For more behind the scenes images watch the full episode with CBS Sync.

For more behind the scenes images watch the full episode with CBS Sync.

For more behind the scenes images watch the full episode with CBS Sync.

The puzzle pieces weigh upwards of 40lbs. For more behind the scenes images watch the full episode with CBS Sync.

This is the same tower you saw in episode 1. For more behind the scenes images watch the full episode with CBS Sync.

For more behind the scenes images watch the full episode with CBS Sync.

Challenge Producer John Kirhoffer tests the challenge. For more behind the scenes images watch the full episode with CBS Sync.

This is the first time Survivor has done a challenge only using feet. For more behind the scenes images watch the full episode with CBS Sync.

For more behind the scenes images watch the full episode with CBS Sync.

For more behind the scenes images watch the full episode with CBS Sync.

Jeff enjoys testing out the challenge. For more behind the scenes images watch the full episode with CBS Sync.

This was originally slated to be a duel earlier in the season, but it was decided to shift it later in the season. For more behind the scenes images watch the full episode with CBS Sync.

For more behind the scenes images watch the full episode with CBS Sync.

For more behind the scenes images watch the full episode with CBS Sync.

This challenge went through 22 different versions. For more behind the scenes images watch the full episode with CBS Sync.

This challenge was created by a 13 year old boy named Austin. He came to the location from Make A Wish foundation and pitched this challenge. For more behind the scenes images watch the full episode with CBS Sync.

For more behind the scenes images watch the full episode with CBS Sync.

For more behind the scenes images watch the full episode with CBS Sync.

For more behind the scenes images watch the full episode with CBS Sync.

For more behind the scenes images watch the full episode with CBS Sync.

This was the windiest day they had on location. The gusts were blowing up to 35 knots. For more behind the scenes images watch the full episode with CBS Sync.