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:

Mar 24, 2025African bush elephants in Namibia
Jun 14, 2025Flag Day
Oct 20, 2018Moody skies over Valletta
Feb 20, 2020Après-ski in the Dolomites
Aug 16, 2018Keep your hands inside the ride at all times…
Jan 19, 2024Plitvice Lakes National Park, Croatia
Dec 21, 2022Winter solstice
Mar 9, 2023Waimea Canyon and Waipoo Falls, Kauai, Hawaii
May 28, 2022Bungle Bungle Range in Purnululu National Park, Australia
Nov 6, 2025Celebrating Yi Peng
Jan 2, 2021A universe underground
Dec 23, 2021Festivus
Sep 2, 2018Row, row, row your gondola
Mar 22, 2020Celebrating World Water Day
Jul 5, 2022Fannette Island, Lake Tahoe
Apr 10, 2019Siblings that play together…
May 24, 2020Let s get lost
Feb 14, 2020Two rocks and a heart spot
Oct 22, 2019Bobbing for crab apples
Nov 16, 2024Wadden Sea coast, Friesland, Netherlands
Sep 12, 2019Astrotourism at its finest
Mar 10, 2023Vale of Edale, Peak District, England
Jul 12, 2021A lofty lighthouse and a little ocean spray
Aug 17, 2023Things are looking up
Apr 30, 2025International Jazz Day
Jul 26, 2024Summer Olympics begin in Paris
Jun 30, 2022Asteroid Day
May 17, 2024Endangered Species Day
Sep 10, 2020Hidden beauty in Thailand
May 23, 2021A palace for the public