The haunted hill

Prepare yourself for 90 minutes of spine-tingling tales at “Beacon Hill With a Boo!’’ Don’t drag your feet when a Boston By Foot guide leads you to the home of the murdered Dr. George Parkman, the lane frequented by the “sleepwalking’’ murderer, and tells tales about the Boston Strangler. Costumes are encouraged. 5:30 p.m., rain or shine. $15. Recommended for ages 12 and older. Meet at the foot of the State House steps on Beacon Street, Boston. 617-367-2345. www.bostonbyfoot.org