What are these beautiful sandy waves?

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Today in History

Sep 12, 2023North Sea at sunset, Norddorf, Germany
Apr 27, 2025Coastal redwoods in Redwood National and State Parks, California, United States
Mar 23, 2025World Meteorological Day
May 10, 2025Minnesota State Capitol, St. Paul, Minnesota, United States
Sep 24, 2024Skaftafell, Vatnajökull National Park, Iceland
Nov 28, 2025Val Brandet, Brescia, Lombardy, Italy
Mar 21, 2026International Day of Forests
Apr 24, 2025Spire Cove in Kenai Fjords National Park, Seward, Alaska, United States
103 years of Zion
Sep 5, 2023Mount Segla, Senja Island, Norway
Feb 4, 2025Golden Bridge, Bà Nà Hills, Da Nang, Vietnam
Sep 6, 2023Rethymno, Crete, Greece
Turtle-y nice day for a swim
Sep 16, 2025Nighttime view over the Gulf Coast
Why are blackbirds tied to winter?
High above the Aegean Sea
Oct 4, 2023World Space Week
Underwater underground
Theres no denying the power of Denali
Dec 27, 2025Plate ice along Lake Superior, Minnesota, United States
Nov 20, 2025Mother manatee and calf, Crystal River, Florida, United States
An experiment in sustainability
A puzzle for giants
Im ready for my close-up, Mr. DeSquirrel
Fit for a fairytale
Jan 29, 2025Chinese New Year
Feb 6, 20262026 Winter Olympics
Mar 27, 2024Amber Fort, Jaipur
Big rocks, big heads
Sep 27, 2025Tank Lakes, Alpine Lakes Wilderness, Washington, United States