Harlem (New York, N.Y.) 35
Hawaii 28
Hollywood (Los Angeles, Calif.) 23
Haiti 22
Hungary 20
Hiroshima-shi (Japan) 12
Harpers Ferry (W. Va.) 6
History 5
Hollywood 5
Hudson River Valley (N.Y. and N.J.) 5
Hippo (Extinct city) 4
Hiroshima-shi 4
Holy Roman Empire 4
Hispanoamérica 3
Hong Kong 3
Hudson River (N.Y. and N.J.) 3
Halley's comet 2
Harrisburg Region 2
Hongrie 2
Hoover Dam (Ariz. and Nev.) 2
Houston 2
Hudson River 2
HIV Infections 1
Haïti 1
Halifax 1
Hallidayboro (Ill.) 1
Hallowell 1
Hallowell (Me.) 1
Hammelburg (Germany) 1
Hampshire County 1
Hana Region 1
Hanford Site (Wash.) 1
Hannibal 1
Hanoi (Vietnam) 1
Hanoi (Viêt-nam) 1
Hanover 1
Harare (Zimbabwe) 1
Harlem 1
Hartford (Ill.) 1
Hattiesburg 1
Hattiesburg (Miss.) 1
Hauslabjoch Pass 1
Hauslabjoch Pass (Italy) 1
Heath 1
Heidenheim an der Brenz (Germany) 1
Hejaz (Saudi Arabia) 1
Hells Canyon 1
Hells Canyon (Idaho and Or.) 1
Herculaneum (Extinct city) 1
Hermitage 1
Hertfordshire (England) 1
Hidalgo County (N.M.) 1
High Plains (U.S.) 1
Highlands (Scotland) 1
Higiene sexual 1
Hildalgo County (N.M.) 1
Hill Creek Site (Ill.) 1
Himalaya Mountains 1
Hippo 1
Historic sites 1
Historiography 1
Ho Chi Minh Trail 1
Hobart 1
Hobart (Tas.) 1
Hog Bluff Site (Ill.) 1
Hoi An 1
Homer (N.Y.) 1
Honduras 1
Hong Kong (China) 1
Hongkong 1
Hopewell Culture National Historical Park (Ohio) 1
Hostouň 1
Hội An 1
Hội An (Vietnam) 1
Hudson River Valley 1
Hueyapan (Morelos) 1
Hueyapan (Morelos, Mexico) 1
Huế 1
Huron, Lake (Mich. and Ont.) 1
Ḥaḍramawt (Province) 1
Ḥaḍramawt (Yemen : Province) 1
