List of World Heritage Sites in North America

= Maybe =

Alaska

 * Denali
 * Kluane / Wrangell–St. Elias / Glacier Bay / Tatshenshini-Alsek (with Oregon)
 * Sitka NHP

Apacheria

 * Carlsbad Caverns
 * Chaco Canyon
 * Mesa Verde
 * Petrified Forest NP
 * Taos Pueblo
 * White Sands NP
 * Grand Canyon (with California)

California

 * Arches NP
 * Bryce Canyon
 * California Current Conservation Complex (Farallons, Point Reyes, Monterey Bay, etc)
 * Death Valley
 * Redwoods NP
 * San Francisco Maritime NHP
 * Sequoia NP
 * Yosemite NP
 * Zion NP
 * Grand Canyon (with Apacheria)

Canada

 * Anticosti Island
 * Cahokia
 * Cane River Creole NHP
 * Dayton aviation sites?? (Or Kill Devil Hills in Carolina??)
 * Early Chicago/Lafayette skyscrapers
 * Grand Portage
 * Hopewell Ceremonial Earthworks
 * Isle Royale
 * Jean Lafitte NHP
 * Keweenaw NHP
 * Miguasha National Park
 * New Orleans Jazz NHP
 * Old Quebec
 * Pimachiowin Aki
 * Poverty Point
 * Rideau Canal (may not exist)
 * Serpent Mound
 * Ste. Genevieve
 * Yellowstone? (with Oregon?)

Carolina

 * Chesapeake and Ohio Canal
 * Civil rights movement sites?
 * Colonial NHP (Jamestown, Williamsburg, Yorktown)
 * Congaree NP
 * Cumberland Gap
 * Harpers Ferry
 * Mammoth Cave
 * Martin Luther King NHP??
 * Monticello and UVA
 * Mount Vernon
 * Ocmulgee Mounds
 * Smoky Mountains

Florida

 * Biscayne NP
 * Castillo de San Marcos + Fort Matanzas
 * Dry Tortugas
 * Everglades
 * Natchez NHP
 * Okefenokee National Wildlife Refuge

Maritimes

 * Gros Morne NP
 * Heart's Content Cable Station
 * Joggins Fossil Cliffs
 * Landscape of Grand-Pre
 * L'Anse aux Meadows
 * Mistaken Point
 * Mount Desert Island (Acadia NP)
 * Old Town Lunenburg
 * Red Bay Whaling Station
 * Signal Hill
 * Torngat Mountains

New England

 * Blackstone River Valley NHP
 * Boston NHP
 * Lowell NHP
 * Minute Man NHP
 * New Bedford Whaling NHP

Oregon

 * Crater Lake
 * Dinosaur Provincial Park
 * Head-Smashed-In Buffalo Jump
 * Lewis and Clark NHP??
 * Nahanni NP
 * Olympic National Park
 * Rocky Mountain Parks (Banff, Jasper, etc)
 * SGaang Gwaay / Gwaii Haanas
 * Stein Valley
 * Waterton-Glacier International Park
 * Wood Buffalo NP
 * Writing-on-Stone / Áísínai'pi
 * Kluane / Wrangell–St. Elias / Glacier Bay / Tatshenshini-Alsek (with Alaska)
 * Yellowstone?? (with Canada?)

Texas

 * San Antonio Missions

United Provinces

 * (equivalent of Brooklyn Bridge)
 * Castle Clinton
 * (equivalent of Central Park)
 * (equivalent of Ellis Island)
 * (equivalent of Independence Hall)
 * Moravian Church Settlements
 * (equivalent of Statue of Liberty)

= Definitely =

Alaska

 * Denali
 * Kluane / Wrangell–St. Elias / Glacier Bay / Tatshenshini-Alsek (with Oregon)

Apacheria

 * Carlsbad Caverns
 * Chaco Canyon
 * Grand Canyon (with California)
 * Mesa Verde
 * Petrified Canyon
 * White Sands

California

 * California Current Conservation Complex
 * Grand Canyon (with Apacheria)
 * Redwoods National Park
 * Yosemite

Canada

 * Anticosti Island
 * Cahokia
 * Cane River Creole Cultural Landscape
 * Glacier International Park (with Oregon)
 * Hopewell Ceremonial Earthworks
 * Miguasha National Park
 * Old Nouvelle-Orleans
 * Old Quebec
 * Pimachiowin Aki
 * Poverty Point
 * Rideau Canal
 * Sainte-Genevieve
 * Yellowstone International Park (with Oregon)

Carolina

 * Congaree National Park
 * Cumberland Gap Cultural Landscape
 * Great Smoky Mountains National Park
 * Mammoth Cave
 * Monticello and the University of Virginia
 * Mount Vernon

Florida

 * Dry Tortugas
 * Everglades
 * Fortifications of St. Augustine
 * Okefenokee Wildlife Refuge
 * Old Natchez

New England

 * Lowell
 * New Bedford

Texas

 * San Antonio Missions

United Provinces

 * Breuckelen Bridge