Slightly off topic today :)
I was making a list of visited vs yet to visit National Parks in USA and below are the lists by alphabet and by state
List of National Parks by Alphabet
A
- Acadia
- American Samoa
- Arches
B
- Badlands
- Big Bend
- Biscayne
- Black Canyon of the Gunnison
- Bryce Canyon
C
- Cabrillo
- Canyonlands
- Capitol Reef
- Carlsbad Caverns
- Channel Islands
- Congaree
- Crater Lake
- Cuyahoga Valley
D
- Death Valley
- Denali
- Dry Tortugas
E
- Everglades
G
- Gates of the Arctic
- Gettysburg National Military Park
- Glacier
- Glacier Bay
- Grand Canyon Grand Teton
- Great Basin
- Great Sand Dunes
- Great Smoky Mountains
- Guadalupe Mountains
H
- Haleakala
- Hawai’i Volcanoes
- Harpers Ferry
- Hot Springs
I
- Isle Royale
J
- Joshua Tree
K
- Katmai
- Kenai Fjords
- Kings Canyon
- Kobuk Valley
L
- Lake Clark
- Lassen Volcanic
M
- Mammoth Cave
- Mesa Verde
- Mount Rainier
N
- North Cascades
O
- Organ Pipe Cactus
- Olympic
P
- Petrified Forest
- Pinnacles
R
- Redwood
- Rocky Mountain
S
- Saguaro
- Sequoia
- Shenandoah
T
- Theodore Roosevelt
V
- Valley Forge
- Virgin Islands
- Voyageurs
W
- Wind Cave
- Wrangell–St. Elias
Y
- Yellowstone
- Yosemite
Z
- Zion
List of National Parks by State
Alaska (8)
- Denali
- Gates of the Arctic
- Glacier Bay
- Katmai
- Kenai Fjords
- Kobuk Valley
- Lake Clark
- Wrangell – St. Elias
- American Samoa
Arizona (4)
Arkansas
California (9)
- Channel Islands
- Death Valley
- Joshua Tree
- Kings Canyon
- Lassen Volcanic
- Redwood
- Sequoia
- Yosemite
- Pinnacles
Colorado (4)
Florida (3)
Hawaii (2)
- Haleakala
- Hawaii Volcanoes
Idaho
Kentucky
Michigan
Minnesota
Montana
Nevada
New Mexico
North Carolina
North Dakota
Ohio
Oregon
South Carolina
- Congaree
South Dakota (2)
Tennessee
- Great Smoky Mountains
Texas (2)
United States Virgin Islands
- Virgin Islands
Utah (5)
Virginia
Washington (3)
Wyoming (2)
- Grand Teton
- Yellowstone