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Today until International Mountain Day 2025!

International Mountain Day 2025 falls on December 11, 2025. Use the countdown to plan your celebration — history, traditions, fun facts and emoji stickers below.

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📖 Read the full International Mountain Day guide →

🏔️ About International Mountain Day

Celebrates mountains and highlights the importance of sustainable mountain development. Celebrated in world.

🔗 More observances to look forward to

Global Family DayWorld Introvert DayWorld Braille DayNational Bird DayData Privacy DayWorld Wetlands Day