Since The Mystery of the Mummy is a legacy title, you have a few reliable options for downloading it on modern Windows systems:

(part of the acclaimed Sherlock Holmes series by Frogwares) is a classic point-and-click adventure that transports players back to 1899 London. If you are looking to download this PC game, you are diving into a nostalgic atmospheric puzzler that laid the groundwork for modern detective gaming. The Plot: A Case Like No Other

The pre-rendered backgrounds and haunting soundtrack create a palpable sense of dread and isolation.