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

palette

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:

Jun 26, 2018Celebrating Madagascar on its Independence Day
Aug 13, 2021Fight for your lefts
Jan 30, 2022Halo around the sun
Oct 24, 2019Bridge of Hillsborough County
Dec 27, 2025Plate ice along Lake Superior, Grand Marais, Minnesota
Dec 26, 2018Boxing Day—a shopper’s delight
Oct 11, 2022Tortula moss, Netherlands
Mar 13, 2026Church of Notre Dame de Bon-Port, Les Sables-dOlonne, France
Feb 5, 2021A sea of swirling stone
May 22, 2021Blue paradise on the Costa Brava
May 18, 2025International Museum Day
May 10, 2020Happy Mother s Day
Aug 27, 2025World Lake Day in the Faroe Islands
May 30, 2025Little Pigeon River, Great Smoky Mountains, Tennessee
Feb 23, 2023The lights of Paris
Mar 31, 2023Steyr River, Austria
Sep 15, 2024National Hispanic Heritage Month
Aug 14, 2021When Death Valley blew its top
Aug 28, 2019Florentine garden brings generations together
Jan 9, 2021The stylish Spanish shawl
Apr 4, 2024Red lechwe, Okavango Delta, Botswana
Jul 28, 2018Defying gravity on a swing ride
Feb 4, 2020Rock of ages
Jan 13, 2022Tasiilaq, Greenland
Sep 4, 2020A bull, some flowers, and a stratovolcano
Aug 23, 2024Prasat Phanom Rung temple ruins, Thailand
Jun 3, 2022World Bicycle Day
Jun 9, 2018Yarn bombing in the village of Gurnard, England
Sep 6, 2021All in a day s work
Nov 7, 2020National Bison Day