Chickasaw National Recreation Area
Platt National Park
Grand Teton National Park
Capitol Reef National Park
Lassen Volcanic National Park
Bryce Canyon National Park
Rocky Mountain National Park
Zion National Park
Canyonlands National Park
Arches National Park
Wind Cave National Park
Yosemite National Park
Badlands National Park
Great Smoky Mountains National Park
Carlsbad Caverns National Park
Grand Canyon National Park
Mount Rainier National Park
Crater Lake National Park
Kenai Fjords National Park
Katmai National Park
Guadalupe Mountains National Park
Katmai National Park and Preserve
North Cascades National Park
Big Bend National Park
Mammoth Cave National Park
Sequoia National Park
well room
village green
Theodore Roosevelt National Park
Theodore Roosevelt Memorial National Park
spa
Mesa Verde National Park
wellhead
Haleakala National Park
CO
Colo.
knoll
Colorado
Isle Royale National Park
Yosemite
Centennial State
hillock
Shenandoah National Park
hammock
mound
Yosemite Falls
Isle Royal National Park
hummock
Elymus condensatus
Thomomys bottae
megamine
giant ryegrass
Leymus condensatus
valley pocket gopher
Petrified Forest National Park
Bouteloua gracilis
hot well
blue grama
SP
Gentiana thermalis
Gentianopsis thermalis
sand phlox
gour
Phlox stellaria
Kobuk Valley National Park
Phlox bifida
chickweed phlox
Gem State
knob
Idaho
Id.
ID
splinter bar
bioreserve