Abandonware Adventure Games
In the Adventure genre, you may want to play Sherlock Holmes: The Case of the Vanishing Thief, Sherlock Holmes: The Vatican Cameos, Sherlock: The Riddle of the Crown Jewels, Sherwood Forest, Shichisei Tōshin Guyferd: Crown Kaimetsu Sakusen. Those are just suggestions, you are welcome to download any game!