Coins and Canada
A superb resource for Canadian coins and tokens. There are discussion boards, numismatic histories, grading guides and news items.
American Numismatic Society
“The ANS collections database contains information on more than 600,000 objects in the Society’s collections. These include coins, paper money, tokens, ‘primitive’ money, medals and decorations, from all parts of the world, and all periods in which such objects have been produced.”