-

6423
Castle ruins on the island of Halki, Greece
-

6415
Ring of fire solar eclipse
-

6406
Grand Canyon National Park turns 105
-

6405
Black History Month
-

6400
Elephant Rock, Al-Ula, Saudi Arabia
-

6400
Castle Stalker, Argyll, Scotland
-

6398
International Archaeology Day
-

6397
A. M. Foster Bridge in Cabot, Vermont
-

6396
Preveli Gorge
-

6395
Al-Khazneh in Petra, Jordan
-

6395
Asteroid Day
-

6394
International Sloth Day
-

6392
Whooper swans in Lake Kussharo, Japan
-

6390
Tafilalet oasis in Morocco
-

6389
Southern right whale
-

6387
Saguaro cacti, Ironwood Forest National Monument, Arizona
-

6386
Wartburg Castle overlooking Thuringian Forest in Germany
-

6385
Fossil Day
-

6383
International Day of Peace
-

6381
Manatee Awareness Month
-

6380
Molokini Crater, Maui, Hawaii
-

6379
The Wave at Coyote Buttes
-

6379
It s Mountain Day in Japan
-

6375
Moeraki Boulders, South Island, New Zealand
-

6371
Bald cypress trees in Georgia
-

6370
New York City Marathon
-

6369
Virgin Islands National Park established
-

6369
Memorial Day
-

6368
Independence Day
-

6368
50 years of the Endangered Species Act