|When||August 16 - August 23, 2019|
|Parties and Events Chronology|
The Mountain Expedition was a party in Club Penguin Online that began on August 16, 2019 and ended on August 23, 2019. It was the second ever expedition party.
|Chilly Trek Hat||Head Item||Supply Camp|
|Red Flag||Hand Item||Mountain Top|
|Top Of The Mountain Background||Background||Mountain Top|
|Blue Climbing Helmet||Head Item||350|
|Blue Hiking Shoes||Feet Item||350|
|Red Climbing Rope||Neck Item||250|
|Tundra Board (hidden)||400|
|Mountaineer Stamp||Reach a mountain peak|
|Party Puzzle Stamp||Solve a puzzle at a party|
|Snowboarder Stamp||Do a snowboard dance at a party|
- Clicking the sign at the Plaza and Town would teleport a player to Ski Village.
- The path that leads to Puffle Wild was replaced with a path to Supply Camp.
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