Astronomy Day and National Public Lands Day Sep 27, 2025

When the calendar lines up just right, you get a rare double feature: National Public Lands Day and Astronomy Day. It"s a chance to explore the landscapes that ground us and the skies that inspire us—all within 24 hours.

© Austin Trigg/TANDEM Stills + Motion

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Today in History

Sep 27, 2018High seas commerce
Sep 27, 2019Ancient storage in the Grand Canyon
Sep 27, 2020Take me to the river
Sep 27, 2021Sharp-dressed bug
Sep 27, 2022Upper Geyser Basin, Yellowstone National Park
Sep 27, 2023Via Krupp, Capri, Italy
Sep 27, 2024Basilica of Santa Maria della Salute, Venice, Italy

More Desktop Wallpapers:

Jan 26, 2020It s Republic Day in India
Sep 7, 2022200th anniversary of Brazilian independence
May 2, 2018Mackerel forming a bait ball to avoid predators
Jun 3, 2025World Bicycle Day
Sep 15, 2022Hispanic Heritage Month
Jul 22, 2019Let’s go mothing
Jul 2, 2020All Rhodes lead to the beach
Oct 28, 2024Pumpkin field, Victoria, British Columbia, Canada
Jan 2, 2023Hohenzollern Castle near Stuttgart, Germany
Nov 24, 2020Feel the spray in Monterey
Sep 24, 2024Skaftafell, Vatnajökull National Park, Iceland
Jan 22, 2019Is this Minecraft headquarters?
Mar 21, 2021A glimpse of the Blue Forest
Aug 11, 2020Sea fireflies at the seashore
Sep 16, 2021A cry for independence
May 4, 2021Happy Star Wars Day!
Feb 14, 2023Valentines Day
Oct 10, 2025Visiting the Mamanuca Islands for Fiji Day
Dec 28, 2022Maloja, Switzerland
Mar 6, 2020Hello, harbinger of spring
Aug 8, 2021Bridge to infinity
Dec 4, 2021Cheetah mother and cub
Jan 1, 2026Happy New Year!
Jan 1, 2025Happy New Year!
Nov 24, 2019Autumn in the cypress swamp
Mar 7, 2023Terraced rice fields, Yuanyang County, China
Dec 9, 2023National Llama Day
Nov 21, 2024Lion cubs, South Africa
Jan 13, 2019On the hunt
May 13, 2021Hues of Hokkaido