-

4141
Asteroid Day
-

4151
Hay bales in North Yorkshire, England
-

4153
World Environment Day
-

4156
Gdańsk on the banks of the Motława, Poland
-

4156
Dunquin Pier, County Kerry, Ireland
-

4162
World Oceans Day
-

4172
Anshun Bridge, Chengdu, China
-

4179
International Day for the Conservation of the Mangrove Ecosystem
-

4200
Cable car station, Graubünden, Switzerland
-

4234
Three Musketeers Falls at Iguazú Falls, Argentina
-

4235
National Lighthouse Day
-

4237
Audubon Christmas Bird Count
-

4243
A great white egret in Hungary
-

4247
Ancient til trees in Fanal Forest, Madeira, Portugal
-

4256
Squirrel Appreciation Day
-

4261
Shark Awareness Day
-

4266
National Moth Week
-

4268
Tide pools in La Jolla, California
-

4271
A Eurasian red squirrel in Switzerland
-

4272
Iceland for International Rock Day
-

4277
Spotted eagle rays in the Galápagos Islands
-

4301
Perseid meteor shower over Nevada
-

4339
Old City of Dubrovnik in Dalmatia, Croatia
-

4345
Thousand Islands region, St. Lawrence River, US-Canada border
-

4345
Summer solstice
-

4348
Little Pigeon River, Great Smoky Mountains, Tennessee
-

4349
Northern gannets, Shetland Islands, Scotland
-

4350
Devils Tower National Monument, Wyoming
-

4370
World Lion Day
-

4371
Colorful houses of Las Palmas de Gran Canaria, Spain