| From | Africa | to | Alabama--Moundville
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| From | Alabama--Muscle Shoals Area | to | Arizona--Navajo County--Apache National Forest
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| From | Arizona--Navajo County--Holbrook | to | Arkansas--Zinc
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| From | Atlantic Ocean | to | California--Madera County
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| From | California--Marin County--Hamilton Field | to | California--Santa Clara County--Santa Clara Valley
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| From | California--Santa Maria | to | Colorado--Delta County
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| From | Colorado--Delta County--Delta | to | Connecticut--Fairfield County--Shelton
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| From | Connecticut--Fairfield County--Stamford | to | Egypt--Alamayn
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| From | Egypt--Cairo | to | Georgia--Bryan County--Pembroke
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| From | Georgia--Byromville | to | Georgia--Screven County--Dover
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| From | Georgia--Screven County--Sylvania | to | Idaho--Nez Perce County--Spalding
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| From | Idaho--Oneida County | to | Illinois--Robinson
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| From | Illinois--Rock Island | to | Indiana--Vicennes
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| From | Indiana--Vigo County--Fort Harrison | to | Iowa--Woodbury County
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| From | Iowa--Woodbury County--Anthon | to | Kansas--Topeka
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| From | Kansas--Toronto | to | Louisiana--Burwood
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| From | Louisiana--Caddo Parish--Shreveport | to | Louisiana--Scott
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| From | Louisiana--St. Bernard | to | Maryland--Charles County--Lothair
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| From | Maryland--Charles County--Rock Point | to | Massachusetts--Cape Cod Bay
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| From | Massachusetts--Concord | to | Michigan--Jackson County--Jackson
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| From | Michigan--Jackson County--Waterloo Project | to | Minnesota--McLeod County--Brownton
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| From | Minnesota--McLeod County--Glencoe | to | Mississippi--Holmes County--Good Hope Plantation
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| From | Mississippi--Holmes County--Lexington | to | Missouri--Livingston County--Chillicothe
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| From | Missouri--Miller County--Kaiser | to | Montana--Glacier National Park--Lake Mary
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| From | Montana--Glacier National Park--Lake McDonald | to | Nebraska--Dawes County
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| From | Nebraska--Dawes County--Chadron | to | Nevada--Washoe County--Reno
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| From | Nevada--White Pine County--McGill | to | New Jersey--Mercer County--Trenton
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| From | New Jersey--Middlesex County--New Brunswick | to | New Mexico--Mogollon
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| From | New Mexico--Mora | to | New York (State)--New York--Queens
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| From | New York (State)--New York? | to | New York--Taconic Hills
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| From | New York--Tioga County--Spencer | to | North Carolina--Onslow County--New River
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| From | North Carolina--Orange County | to | North Dakota--McHenry County--Denbigh
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| From | North Dakota--McHenry County--Towner | to | Ohio--Hamilton County--Greenhills Project
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| From | Ohio--Hancock County | to | Oklahoma--Ottawa County--Cardin
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| From | Oklahoma--Ottawa County--Picher | to | Oregon--Lane County--Cottage Grove
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| From | Oregon--Lane County--Mapleton | to | Pennsylvania--Bedford County--Coaldale
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| From | Pennsylvania--Bedford County--Riddlesburg | to | Pennsylvania--Morrisville
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| From | Pennsylvania--Nanty Glo | to | Rhode Island--Ashton
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| From | Rhode Island--Foster | to | South Dakota--Day County
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| From | South Dakota--Day County--Roslyn | to | Tennessee--Anderson County--Norris Dam Park
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| From | Tennessee--Anderson County--Norris Lake | to | Texas--Brewster County--Alpine
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| From | Texas--Brooks County--El Dorado | to | Texas--Hockley County--Ropesville
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| From | Texas--Hoover | to | Texas--Sinton
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| From | Texas--Smith County | to | Utah--Garfield County--Widtsoe
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| From | Utah--Kane County | to | Vermont--Lowell
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| From | Vermont--Middlebury | to | Virgin Islands of the United States--Saint Thomas--French Village
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| From | Virginia | to | Virginia--Radford
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| From | Virginia--Rappahannock County | to | West Virginia--Berkeley Springs
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| From | West Virginia--Bertha Hill | to | West Virginia--Tygart Valley
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| From | West Virginia--Upshur County--Buckhannan | to | Wyoming--Niobrara County--Lusk
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| From | Wyoming--Sheridan County--Kleeburn | to | Yugoslavia--Serbia
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