הפארקים הלאומיים של ארצות הברית
הערות שוליים

↑  "National Park System (U.S. National Park Service)". 2018-03-15.
↑  Organic Act Overview
↑  "World Heritage List - United States of America". whc.unesco.org. UNESCO World Heritage Centre.
↑  "UNESCO » Biosphere Reserves » United States of America". unesco.org. UNESCO. בנובמבר 2015. {{cite web}}:  (עזרה)
↑  "The National Parks: Index 2012-2016" (PDF). go.nps.gov/national-parks-index. National Park Service. 2012. ארכיון (PDF) מ-15 בפברואר 2017. {{cite web}}:  (עזרה)
1 2 3  "Annual Visitation by Park Type or Region for: 2017 By Park Type". Irma.NPS.gov.
↑  "Lower, Rocío (17 באוקטובר 2016). "How many national parks are there?". nationalparks.org. National Park Foundation. ארכיון מ-22 בפברואר 2017. The National Park System encompasses 417 national parks in the United States.... Within the system, there are 59 sites that include 'National Park' as part of their proper name {{cite web}}:  (עזרה)
↑  The National Parks: Index 2009–2011 (PDF). Washington, D.C.: National Park Service.
↑  "National Park System Areas Listed in Chronological Order of Date Authorized under DOI" (PDF). National Park Service. 27 ביוני 2005. אורכב מהמקור ב-11 במרץ 2012. {{cite web}}:  (עזרה)תחזוקה - ציטוט: unfit URL (link)
↑  "National Reports". National Park Service. Click on Park Acreage Reports (1997 – Last Calendar/Fiscal Year), then select By Park, Calendar Year, <choose year>, and then click the View PDF Report button - the areas used here are the Gross Area Acres which are in the final column of the report
↑  "Acadia National Park". National Park Service.
↑  "Acadia National Park Places To Go". National Park Service.
↑  "National Park of American Samoa". National Park Service.
↑  "Arches National Park - Arches Rock Stars". National Park Service.
↑  "Arches National Park". National Park Service.
↑  "Badlands National Park - Fossils". National Park Service.
↑  "Badlands National Park". National Park Service.
↑  "Big Bend National Park". National Park Service. 8 בדצמבר 2009. {{cite web}}:  (עזרה)
↑  "Big Bend Biosphere Reserve and National Park". unesco.org. UNESCO. ארכיון מ-24 בפברואר 2017. {{cite web}}:  (עזרה)
↑  "Biscayne National Park". National Park Service.
↑  "Black Canyon of the Gunnison National Park". National Park Service.
↑  "Bryce Canyon National Park". National Park Service.
↑  "Canyonlands National Park". National Park Service.
↑  "Capitol Reef National Park". National Park Service.
↑  "Carlsbad Caverns National Park". National Park Service.
↑  "World Heritage List - Carlsbad Caverns National Park". unesco.org. UNESCO. ארכיון מ-24 בפברואר 2017. {{cite web}}:  (עזרה)
↑  "Channel Islands National Park". National Park Service.
↑  "Channel Islands Biosphere Reserve". unesco.org. UNESCO. ארכיון מ-24 בפברואר 2017. {{cite web}}:  (עזרה)
↑  "Congaree National Park". National Park Service.
↑  "South Atlantic Coastal Plain Biosphere Reserve". unesco.org. UNESCO. ארכיון מ-24 בפברואר 2017. {{cite web}}:  (עזרה)
↑  "Crater Lake National Park". National Park Service.
↑  "Cuyahoga Valley National Park". National Park Service.
↑  "Cuyahoga Valley National Park Scenic Railroad". National Park Service.
↑  "Must See Highlights: Badwater Basin". National Park Service.
↑  "Death Valley National Park". National Park Service.
1 2  "Mojave and Colorado Deserts Biosphere Reserve". unesco.org. UNESCO. ארכיון מ-24 בפברואר 2017. {{cite web}}:  (עזרה)
↑  "Denali National Park". National Park Service.
↑  "Denali Biosphere Reserve and National Park". unesco.org. UNESCO. ארכיון מ-24 בפברואר 2017. {{cite web}}:  (עזרה)
↑  "Dry Tortugas National Park". National Park Service.
1 2  "Everglades & Dry Tortugas Biosphere Reserve". unesco.org. UNESCO. ארכיון מ-24 בפברואר 2017. {{cite web}}:  (עזרה)
↑  "Everglades National Park". National Park Service.
↑  "World Heritage List - Everglades National Park". unesco.org. UNESCO. ארכיון מ-24 בפברואר 2017. {{cite web}}:  (עזרה)
↑  "Gates of the Arctic National Park". National Park Service.
↑  "Gateway to the West". National Park Service.
↑  "Glacier National Park". National Park Service.
↑  "Glacier National Park - Fossils". National Park Service.
↑  "World Heritage List - Waterton Glacier International Peace Park". unesco.org. UNESCO. ארכיון מ-24 בפברואר 2017. {{cite web}}:  (עזרה)
↑  "Glacier Biosphere Reserve and National Park". unesco.org. UNESCO. ארכיון מ-24 בפברואר 2017. {{cite web}}:  (עזרה)
↑  "Glacier Bay National Park". National Park Service.
1 2  "World Heritage List - Kluane / Wrangell-St. Elias / Glacier Bay / Tatshenshini-Alsek". unesco.org. UNESCO. ארכיון מ-24 בפברואר 2017. {{cite web}}:  (עזרה)
↑  "Glacier Bay and Admiralty Island Biosphere Reserve". unesco.org. UNESCO. ארכיון מ-24 בפברואר 2017. {{cite web}}:  (עזרה)
↑  "Grand Canyon National Park". National Park Service.
↑  "World Heritage List - Grand Canyon National Park". unesco.org. UNESCO. ארכיון מ-24 בפברואר 2017. {{cite web}}:  (עזרה)
↑  "Grand Teton National Park". National Park Service.
↑  "Great Basin National Park". National Park Service.
↑  "Great Sand Dunes National Park". National Park Service.
↑  "Great Smoky Mountains National Park". National Park Service.
↑  "World Heritage List - Great Smoky Mountains National Park". unesco.org. UNESCO. ארכיון מ-24 בפברואר 2017. {{cite web}}:  (עזרה)
↑  "Southern Appalachian Biosphere Reserve". unesco.org. UNESCO. ארכיון מ-24 בפברואר 2017. {{cite web}}:  (עזרה)
↑  "Guadalupe Mountains National Park". National Park Service.
↑  "Haleakala National Park". National Park Service.‏ (BR)
1 2  "Hawaiian Islands Biosphere Reserve". unesco.org. UNESCO. ארכיון מ-24 בפברואר 2017. {{cite web}}:  (עזרה)
↑  "Hawaii Volcanoes National Park". National Park Service.
↑  "World Heritage List - Hawaii Volcanoes National Park". unesco.org. UNESCO. אורכב מ-המקור ב-24 בפברואר 2017. {{cite web}}:  (עזרה)
↑  "Hot Springs National Park". National Park Service.
↑  "President Donald J. Trump Signs S. 1438 into Law". White House.
↑  "Indiana Dunes National Park". National Park Service.
↑  "Isle Royale National Park". National Park Service.
↑  "Isle Royale Biosphere Reserve and National Park". unesco.org. UNESCO. ארכיון מ-24 בפברואר 2017. {{cite web}}:  (עזרה)
↑  "Joshua Tree National Park". National Park Service.
↑  "Katmai National Park". National Park Service.
↑  "Kenai Fjords National Park". National Park Service.
↑  "Kings Canyon National Park". National Park Service.
1 2  "Sequoia and Kings Canyon Biosphere Reserve and National Parks". unesco.org. UNESCO. ארכיון מ-24 בפברואר 2017. {{cite web}}:  (עזרה)
↑  "Kobuk Valley National Park". National Park Service.
↑  "Lake Clark National Park". National Park Service.
↑  "Lassen Volcanic National Park". National Park Service.
↑  "Mammoth Cave National Park". National Park Service.
↑  "World Heritage List - Mammoth Cave National Park". unesco.org. UNESCO. ארכיון מ-24 בפברואר 2017. {{cite web}}:  (עזרה)
↑  "Biosphere Reserve and National Park". unesco.org. UNESCO. ארכיון מ-24 בפברואר 2017. {{cite web}}:  (עזרה)
↑  "Mesa Verde National Park". National Park Service.
↑  "World Heritage List - Mesa Verde National Park". unesco.org. UNESCO. ארכיון מ-24 בפברואר 2017. {{cite web}}:  (עזרה)
↑  "Mount Rainier National Park - Frequently Asked Questions (U.S. National Park Service)". National Park Service. 19 בינואר 2007 [4 August 2005]. {{cite web}}:  (עזרה)
↑  "Mount Rainier National Park". National Park Service.
↑  "New River Gorge National Park and Preserve". National Park Service.
↑  Averill, Graham (2020-12-22). "West Virginia's New River Gorge Will Be Our 63rd National Park". Outside Online (באנגלית).
↑  "North Cascades National Park". National Park Service.
↑  "Olympic National Park-Weather and Climate" (PDF). National Park Service.
↑  "Olympic National Park". National Park Service.
↑  "World Heritage List - Olympic National Park". unesco.org. UNESCO. ארכיון מ-24 בפברואר 2017. {{cite web}}:  (עזרה)
↑  "Olympic Biosphere Reserve and National Park". unesco.org. UNESCO. ארכיון מ-24 בפברואר 2017. {{cite web}}:  (עזרה)
↑  "Petrified Forest National Park". National Park Service.
↑  "Pinnacles National Monument". National Park Service. 9 בינואר 2009. {{cite web}}:  (עזרה)
↑  "Redwood National Park". National Park Service.
↑  "World Heritage List - Redwood National and State Parks". unesco.org. UNESCO. ארכיון מ-24 בפברואר 2017. {{cite web}}:  (עזרה)
↑  "Rocky Mountain National Park". National Park Service.
↑  "Rocky Mountain Biosphere Reserve and National Park". unesco.org. UNESCO. ארכיון מ-24 בפברואר 2017. {{cite web}}:  (עזרה)
↑  "Saguaro National Park". National Park Service.
↑  "Sequoia National Park". National Park Service.
↑  "Shenandoah National Park". National Park Service.
↑  "Theodore Roosevelt National Park". National Park Service.
↑  "Virgin Islands National Park". National Park Service.
↑  "Virgin Islands Biosphere Reserve and National Park". unesco.org. UNESCO. ארכיון מ-24 בפברואר 2017. {{cite web}}:  (עזרה)
↑  "Voyageurs National Park". National Park Service.
↑  "White Sands National Park". National Park Service. 26 בדצמבר 2019. {{cite web}}:  (עזרה)
↑  "Wind Cave National Park". National Park Service.
↑  "Wind Cave's Early Days". National Park Service.
↑  "Wrangell – St. Elias National Park". National Park Service.
↑  "Yellowstone National Park". National Park Service.
↑  "World Heritage List - Yellowstone National Park". unesco.org. UNESCO. ארכיון מ-24 בפברואר 2017. {{cite web}}:  (עזרה)
↑  "Biosphere Reserve and National Park". unesco.org. UNESCO. ארכיון מ-24 בפברואר 2017. {{cite web}}:  (עזרה)
↑  "Yosemite National Park". National Park Service.
↑  "World Heritage List - Yosemite National Park". unesco.org. UNESCO. ארכיון מ-24 בפברואר 2017. {{cite web}}:  (עזרה)
↑  "Zion National Park". National Park Service.