What are these beautiful sandy waves?

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Today in History

Jul. 22, 2025Badlands National Park, South Dakota, United States
The ‘Old Bridge,’ reborn
Jan. 17, 2025World Pizza Day
How sweet to be a star, floating in the blue.
Sep. 23, 2024Sea Otter Awareness Week
Sep. 19, 2024International Talk Like a Pirate Day
Dec. 27, 2025Plate ice along Lake Superior, Grand Marais, Minnesota, United States
Napping near the North Pole
Sep. 21, 2025Sea Otter Awareness Week
Sep. 29, 2023Mid-Autumn Festival
Dec. 17, 2023Bohemian waxwings
When being in a rut is OK
Jun. 26, 2024Banggai cardinalfish with sea anemone
Dec. 30, 2024Mount Field National Park, Tasmania, Australia
Bridging past and present
Stars in daylight
Sep. 22, 2023World Rhinoceros Day
Aug. 28, 2023Dubrovnik, Croatia
Jun. 3, 2024World Bicycle Day
Jan. 10, 2024Mylopotamos, Thessaly, Greece
Jan. 3, 2025Happy Birthday, J.R.R. Tolkien!
Mar. 25, 2024Happy Holi!
Feb. 22, 2024Bathing boxes at Brighton Beach, Australia
Nov. 20, 2025World Childrens Day
A street filled with sakura trees
Aug. 10, 2025World Lion Day
Jan. 21, 2024Eurasian red squirrel, Netherlands
The Rainbow Bridge
Apr. 10, 2024Siblings Day
Dec. 12, 2024Poinsettia Day