
55
World Oceans Day
World Oceans Day

71
World Environment Day
World Environment Day

72
Snowy egret preening, Florida, United States
Snowy egret preening, Florida, United States

99
Ruins of Dunseverick Castle, Northern Ireland
Ruins of Dunseverick Castle, Northern Ireland

100
World Bicycle Day
World Bicycle Day

109
Natchez Trace Parkway, Mississippi, United States
Natchez Trace Parkway, Mississippi, United States

153
World Otter Day
World Otter Day

156
World Turtle Day
World Turtle Day

156
Old city wall of Hwaseong Fortress, Suwon, South Korea
Old city wall of Hwaseong Fortress, Suwon, South Korea

160
World Bee Day
World Bee Day

161
1953 Mount Everest Expedition
1953 Mount Everest Expedition

163
European Day of Parks
European Day of Parks

168
Hawksbill Mountain, Shenandoah National Park, United States
Hawksbill Mountain, Shenandoah National Park, United States

170
Formentor Lighthouse, Mallorca, Balearic Islands, Spain
Formentor Lighthouse, Mallorca, Balearic Islands, Spain

172
Great Barrier Reef from above, Queensland, Australia
Great Barrier Reef from above, Queensland, Australia

172
Atlantic puffins, Wales
Atlantic puffins, Wales

172
Arch and Milky Way, Alabama Hills, California, United States
Arch and Milky Way, Alabama Hills, California, United States

176
Smith Rock State Park, Oregon, United States
Smith Rock State Park, Oregon, United States

181
Endangered Species Day
Endangered Species Day

186
International Tea Day
International Tea Day

199
Pitigliano, Tuscany, Italy
Pitigliano, Tuscany, Italy

201
International Day for Biological Diversity
International Day for Biological Diversity

214
Lupine flowers in bloom, Northern California, United States
Lupine flowers in bloom, Northern California, United States

227
Skradinski Buk Waterfall, Krka National Park, Croatia
Skradinski Buk Waterfall, Krka National Park, Croatia

235
World Donkey Day
World Donkey Day

237
The glass dome of Galleria Vittorio Emanuele II, Milan, Italy
The glass dome of Galleria Vittorio Emanuele II, Milan, Italy

246
World Penguin Day
World Penguin Day

252
International Museum Day
International Museum Day

254
Earth Day
Earth Day

256
Hawa Mahal, Jaipur, Rajasthan
Hawa Mahal, Jaipur, Rajasthan