How to Play "Backpacker" Card Game: Likely Doesn't Exist—Check These Alternatives

No widely known card game named "Backpacker" exists in major databases (BGG, Pagat, Hoyle). Possibilities:

Likely Confusions

• Backpacker (board game) — Swedish travel trivia game (1994); map movement, country questions.
• Backpacker (video game series) — PC/mobile; travel simulation; not cards.
• Pack & Go / Packing games: Pack It!, Suitcase, Travelin'.
• Travel-themed card games: Ticket to Ride: Card Game, Globetrotter, Travel Far.
• Regional/family game — Custom name.

To Identify

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• Where you encountered it.
• Deck composition (suits? numbers? items?)
• Player count.
• Win condition.
• Any memorable rules/cards.

With details, I can match or reconstruct.