-

629
World Heritage Day
-

1321
International Bat Appreciation Day
-

1358
Common clownfish in a sea anemone, Raja Ampat Islands, Indonesia
-

1424
International Day of Human Space Flight
-

1437
World Art Day
-

1438
Black grouse males, Estonia
-

1488
African buffalo, Ngorongoro Crater, Tanzania
-

1586
Easter Sunday
-

1666
International Dark Sky Week
-

1692
World Theatre Day
-

1730
Papagayo Beach, Lanzarote, Canary Islands, Spain
-

1783
Church of Notre Dame de Bon-Port, Les Sables-dOlonne, France
-

1789
Demoiselle cranes, India
-

1893
Wildflower bloom, Central Valley, California
-

1898
Armbrug bridge, Amsterdam, Netherlands
-

1898
Siblings Day
-

1899
International Beaver Day
-

1929
National Frog Month
-

1937
Castle Day Japan
-

1967
Presidents Day
-

1984
International Day of Forests
-

1993
Womens History Month
-

2012
Juvenile manatees in a freshwater spring, Crystal River, Florida
-

2054
Seattle, Washington
-

2056
Gray seal sleeping on the beach, Orkney Islands, Scotland
-

2081
World Whale Day
-

2099
Chinese New Year
-

2128
Bláhver, Hveravellir, Iceland
-

2157
National Panda Day
-

2175
Cherry blossoms at East Lake Cherry Blossom Park, Wuhan, China