-

118
The glass dome of Galleria Vittorio Emanuele II, Milan, Italy
-

193
World Penguin Day
-

247
Pink apple blossoms, Avila Beach, California, United States
-

286
Common clownfish, Raja Ampat Islands, Indonesia
-

292
World Heritage Day
-

293
International Day of Human Space Flight
-

296
Earth Day
-

313
International Dark Sky Week
-

317
International Bat Appreciation Day
-

331
Logan Creek Suspension Bridge, West Coast Trail, Canada
-

339
Easter Sunday
-

341
International Day of Forests
-

358
African buffalo, Ngorongoro Crater, Tanzania
-

361
Skagit Valley Tulip Festival
-

362
Short-beaked echidna, Adelaide Hills, Australia
-

368
World Theatre Day
-

368
Papagayo Beach, Lanzarote, Canary Islands, Spain
-

369
Wildflower bloom, Central Valley, California, United States
-

381
Seattle, Washington, United States
-

386
Sgwd yr Eira waterfall, Bannau Brycheiniog National Park, Wales
-

388
International Beaver Day
-

391
Castle Day Japan
-

391
World Art Day
-

398
European hedgehog, France
-

400
Spring equinox
-

400
Juvenile manatees, Crystal River, Florida, United States
-

402
Celebrating Pi Day
-

402
Paradise Cave, Phong Nha-Ke Bang National Park, Vietnam
-

407
Happy St Patricks Day!
-

408
Canyonlands National Park, Moab, Utah, United States