International Mountain Day Dec. 11, 2023

Peek at your calendars! December 11 is International Mountain Day, a special day designated by the United Nations General Assembly back in 2003. The theme for this year"s commemoration is "Restoring mountain ecosystems," connecting with the UN"s Decade on Ecosystem Restoration.

© Hung Chung Chih/Shutterstock

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Today in History

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Dec. 11, 2024International Mountain Day
Dec. 11, 2025International Mountain Day

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Aug. 23, 2025St. Barbaras Cathedral, Kutná Hora, Czechia
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Mar. 31, 2024Happy Easter!
Sep. 1, 2025Yellowstone National Park, Wyoming, United States
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Jan. 17, 2024Bavarian Forest National Park, Germany
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Aug. 5, 2024Lavender field, Hertfordshire, England
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Aug. 28, 2025Great white egret, Hungary
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Rugged coasts and temperate rainforests
Dec. 11, 2023International Mountain Day
Dec. 22, 2024Christmas tree at Crystal Pier, San Diego, California, United States
Hangin around
Oct. 14, 2024Fishing boats at Coco Beach in Goa, India