Borneo
Obviously, everything was a first here
Australian Outback
- first female winner
- first person evacuated
- first time the game lasted 42 days
Africa
- first tribe swap
- first time the original tribes went into the merge with uneven numbers
Marquesas
- first minority winner
- first time tribes were given no food supplies
- first all-female final three
- first time individual immunity was transferable
- first person to be 'voted out' without receiving any votes
- first time the post-merge alliance in power was overthrown
- first time a male was voted out first
- first time castaways' loved ones competed in a challenge
Thailand
- first time tribes were not predetermined
- first time the merge was delayed past ten castaways left
- first time the jury began before the merge
- first time opposing tribes lived together
- first all-male final two
- first time the winner of the final immunity challenge won the game
Amazon
- first gender division of tribes
- first handicapped contestant
- first castaway to give up individual immunity
Pearl Islands
- first 'just the clothes on your back' marooning
- first time players previously voted off returned
- first time multiple tribes voted someone off in one night
- first person to quit the game
- first three-tribe challenge
- first appearance of Exile Island
All-Stars
- first time with three tribes
- first season with more than 16 castaways
- first tribe to be dissolved into the others
- first time a location was re-used
Vanuatu
- first time one original tribe had a 6-1 advantage at the final seven
- first female to win the car challenge
- first time tribes had to attend tribal council without playing for tribe immunity
Palau
- first time with twenty castaways
- first time someone did not get to be on a tribe
- first tribe to win every immunity challenge
- first time with no merge
Guatemala
- first time both returning and new players competed in the same season
- first hidden immunity idol
Exile Island
- first time with four tribes
- first time tribes were divided by age
Cook Islands
- first division of tribes by race
- first time castaways willingly switched tribes
- first jury of nine
- first time three people faced the jury
- first time two castaways from one tribe were voted out at the same tribal council
- first time a finalist received no votes from the jury
Fiji
- first time with a luxury camp
- first season with nineteen castaways
- first unanimous winner
- first time a castaway was voted out when another one received the majority of votes
China
- first F3 where everyone received a vote from the jury
Micronesia
- first time castaways were divided new players vs. returning players
- first all-female final four
- first time all voting confessionals were shown at a tribal council
- first eight-person jury















