A self-guided walking tour of the historic homes of the Sam Hughes Neighborhood takes place from noon to 5 p.m., Sunday, March 15. $15. Tickets are available Tuesday through Saturday at Karma Day Spa (2525 E. Sixth St.). Tickets will be available the day of the tour at Rincon Market (2513 E. Sixth St.). Call 323-7891 or 419-7694 for more information.