- * Best of mountain and climbing photography
- Birds of Washington
- Camouflaged Creatures
- Cranes
- Earth Science Teaching Resource
- Ferns
- Fungus amoungus
- Geology Rockers
- Glaciers, Icefields and Icebergs
- Leaf Study- Awesome uploads, thank you all☺
- Lichen
- Lichens of Canada
- Montañas de los Andes
- Moss and Lichen
- MOUNTAINEERING -
- Nature Bookclub
- nature textures
- North Cascades
- Orobanchaceae
- Slime Molds
- Systematic Botany (not for "pretty flower images")
- Tree appreciation
- Washington State Wildflowers