http://www.scummvm.org/downloads.php
This allows you to run several adventure games, provided you have the data files. Games known to work include Simon the Sorcerer 1 and 2; Beneath A Steel Sky, Broken Sword 1 and Broken Sword 2; Flight of the Amazon Queen; and games based on LucasArts' SCUMM (Script Creation Utility for Maniac Mansion) system, including Monkey Island, Day of the Tentacle, Sam and Max and more. There are even free downloads available for a few of the games.
Source: OS/2 Warp News and Rumors