Description: Colossal Cave Reimagined by Roberta Williams, is an exciting new action-adventure game from the founders of Sierra On-Line, Ken and Roberta Williams. Colossal Cave Reimagined by Roberta Williams is an exciting and thrilling adventure for a new generation to undertake. Immerse yourself in the world of Colossal Cave, explore its vast caverns and vistas, seek the diverse treasures within, and encounter both friends and foes in your quest to explore this mysterious and wonderful locale.