Where in the world are the Kardashians?

The famous family was whisked away to an unknown location by momager Kris Jenner for a secret celebrity family vacation. However, thanks to a little detective work and Snapchat, it appears the clan has popped up in the ski resort town of Vail, Colo.

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“This is a big aviation scavenger hunt. I am not telling you where you are going,” Kris told Kylie Jenner on Snapchat as all the sisters boarded a private plane. “So just get on the plane and you’ll be very happy.”

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“So we are on our secret journey,” Khloé Kardashian continued. “We don’t know where we’re going because Kris Jenner won’t tell us, but as long as the sisters are together…”

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Along with Khloé and Kylie, Kourtney, Kim, Kendall, a shirtless Tyga, Kris’ boy toy Corey Gamble and BFFs Penelope Disick and North West were also spotted on the impromptu trip.

Noticeably missing is brother Rob Kardashian, who took the opportunity to propose to girlfriend Blac Chyna while his family is away.

For more from the Kardashians’ Colorado adventure, check out the gallery below!