Infinite Challenge
Season 1, Episode 21: Count 60 Seconds at High Altitude
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All Episodes - Season 1
Episode 1
Tug-of-War Challenge
Episode 2
100-Meter Sprint
Episode 3
Motorboat vs. Paddle Boat
Episode 4
Public Bath Challenge
Episode 5
Dog-Paddle Swimming Challenge
Episode 6
Clothes-Washing Challenge
Episode 7
Collecting Coin Challenge
Episode 8
Stand-Up Challenge
Episode 9
Car-Washing Challenge
Episode 10
Pump Challenge
Episode 11
Digging Challenge
Episode 12
Special Coverage from Guam - Part 1
Episode 13
Special Coverage from Guam - Part 2
Episode 14
Make-a-Noise Challenge
Episode 15
Mosquito-Catching Challenge
Episode 16
Summer Special: The Ghost-house Challenge
Episode 17
Briquette Removal Challenge
Episode 18
Special Coverage: Top 5 Highlights of 'Reckless Challenge'
Episode 19
Car-Push Challenge
Episode 20
Drag the Sled Challenge
Episode 21
Count 60 Seconds at High Altitude
Episode 22
Esper Ito vs. Infinite Challenge Members
Episode 23
Maria Sharapova vs. Infinite Challenge Members, Part 1
Episode 24
Maria Sharapova vs. Infinite Challenge Members, Part 2
Episode 25
Arm Wrestling Challenge
Episode 26
Applying Lipstick on Carnival Rides
Episode 27
Reckless Challenge Best Moments + Unaired Race with Ostrich Challenge Scene