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:

Oct 29, 2019And the skies filled with bats…
Mar 6, 2020Hello, harbinger of spring
Apr 13, 2025Songkran—Thai New Year
Nov 10, 2018The Badlands celebrates a milestone
Nov 13, 2025Quiver trees, Keetmanshoop, Namibia
Apr 30, 2025International Jazz Day
Apr 30, 2020What kind of bird laid these eggs?
Aug 2, 2020Bellissima!
Mar 8, 2020Joan charges Riverside Park
Nov 16, 2018Ancient art in the Amazon
Oct 21, 2021Here s looking Atchafalaya
Mar 15, 2025Ides of March
Jan 25, 2021Struck by Southwestern beauty
Oct 22, 2018We did not invent this, honest
Mar 20, 2022World Frog Day
Dec 27, 2023Kirkjufell, Iceland
Sep 9, 2021Islands of the Salish Sea
Jan 9, 2022Rice processing in Bangladesh
Jun 11, 2025Greater flamingos, Lüderitz, Namibia
Oct 20, 2019Meet the slowest flirt in the animal world
Jul 1, 2022Tour de France
Feb 15, 2025The natural ice wall of Misotsuchi, Chichibu, Japan
Aug 6, 2021Looking down upon Edinburgh
Oct 28, 2021Necropolis of Dargavs
Nov 16, 2019Mountain mists over Bavaria
Oct 11, 2020A monastery in the mountain
Jan 1, 2023New Year s Day
Mar 14, 2020A circular celebration
Jul 25, 2019Jane’s Carousel delights
Jan 18, 2021A step toward freedom