American Numismatic Association - Money Museum

Annenberg/Corporation for Public Broadcasting Learner Online -- Exhibits Collection

Army Museum System --lists US Army museums around the country

Australian Museum

Bainbridge Island Historical Society

British Museum

British National Museum of Science & Industry

Canadian Museum of Civilization

German Historical Museum

Institute and Museum of History of Science --online exhibits from Italian museum

Israel Museum

Kyoto National Museum

Library of Congress Exhibitions

National Air & Space Museum

National Building Museum

National D-Day Museum

National Historic Landmarks

National Museum of American History: Virtual Exhibitions

National Museum of Civil War Medicine 

National Museum of Health and Medicine

National Museums of Kenya

National Museum of the American Indian

National Museum of the American Indian Virtual Exhibitions

National Museum of Namibia

National Museum of Naval Aviation

National Park Guide

National Portrait Gallery

National Postal Museum

National Register of Historic Places

National Trust for Historic Preservation: Historic Sites

Oriental Institute Virtual Museum --western Asian history

Smithsonian Institution

Smithsonian American Art Museum

United States Holocaust Memorial Museum

United States Patent and Trademark Museum

Vatican Museum

Virtual Museum(UK National Archives) -- explore everything from Famous Names to Crime & Punishment, and from War & Defence to Kings & Queens

Virtual Museum of Computing

World Heritage Sites --from the United Nations

World Wide Web Virtual Library: Museums --outstanding directory from the International Council of Museums