The Museum of London show on Sherlock Holmes, which opens on Oct. 17 after two years of preparation, acknowledges the conundrum with its title, "The Man Who Never Lived and Will Never Die".

Grab a magnifying glass and explore the evidence, try fingerprinting, and write in invisible ink! Recharge with doughnuts and hot chocolate as you discover what makes a good clue.

Return to 221 Baker St. and play as the famous Sherlock Holmes to solve 16 mysterious crimes in Victorian England. Dust off your magnifying glass and use your astute observational skills to gather ...