-

216
Star Wars Day
-

219
International Leopard Day
-

255
Field of blue agave near Tequila, Jalisco, Mexico
-

258
Kofa National Wildlife Refuge, Arizona, United States
-

269
The glass dome of Galleria Vittorio Emanuele II, Milan, Italy
-

284
Keukenhof Gardens, Lisse, Netherlands
-

307
World Penguin Day
-

307
Belém Tower, Lisbon, Portugal
-

316
Thunderstorm above the plains, Bulgaria
-

318
Spectacled bear resting in tree, Ecuador
-

331
Common clownfish, Raja Ampat Islands, Indonesia
-

338
International Day of Human Space Flight
-

356
World Heritage Day
-

371
Earth Day
-

372
Pink apple blossoms, Avila Beach, California, United States
-

374
Logan Creek Suspension Bridge, West Coast Trail, Canada
-

374
International Bat Appreciation Day
-

381
International Day of Forests
-

383
International Dark Sky Week
-

386
Easter Sunday
-

400
Short-beaked echidna, Adelaide Hills, Australia
-

402
African buffalo, Ngorongoro Crater, Tanzania
-

414
Wildflower bloom, Central Valley, California, United States
-

424
Papagayo Beach, Lanzarote, Canary Islands, Spain
-

426
World Theatre Day
-

434
Castle Day Japan
-

434
Seattle, Washington, United States
-

438
Skagit Valley Tulip Festival
-

440
Spring equinox
-

441
International Beaver Day