Who Invented Monopoly?
Site provides several histories of the original and related games, a guide on how to identify the evolution of game pieces, cards, illustrations and tokens.

Monopoly.com - History
Where did the Monopoly game come from? How did this phenomenal pastime get its start? Mr. Monopoly tells the legend best.

Under the Boardwalk a Monopoly Documentary
Feature-length documentary that will capture stories of how the game of monopoly has become a worldwide phenomenon.