An amazing site with lots of information about collecting and the many different official versions.
A great place to meet fellow collectors from around the world!
A chronology of the different Monopoly set designs from the vintage years of Monopoly.
A collection contains of than 80 different game variations from 1933 to 1954, pictured in detail.
A reference for collectors of the Monopoly Lightning Lane toy cars.
Dedicated to the Collecting and History of Monopoly, with a history of Monopoly in the UK.
Rules, strategies, and weird Monopoly facts.
A blog covering the early history of Monopoly and other folk art board games.
A Monopoly Fan Wiki.
A nice collection from a fellow collector in Sweden