Museum Day Live!: Smithsonian magazine is hosting its 11th annual Museum Day Live! on Sept. 26. More than 1,300 museums across the country have free admission (including Barrington Hall in Roswell and two other metro Atlanta venues). Download a ticket at smithsonian.com/museumdaylive starting Aug. 1 (one ticket per household, per email address; admits two). Find participating museums at Smithsonian.com/museumday/venues.

"Discover DaVinci and Michelangelo: Side by Side": Take in art by Italian masters with the limited-time "Discover DaVinci and Michelangelo: Side by Side" exhibit of Italian-made replicas of the Renaissance masters' works. Visit Travelzoo.com for an $18.95 voucher (regularly $37.90) that gets you general admission for two. Valid through Aug. 16. 1155 Mount Vernon Highway, Atlanta; discoverdavinci.com.

Smith-Gilbert Gardens: Check out this exclusive from Smith-Gilbert Gardens in Kennesaw. As the gardens celebrate Founder's Day today, get a "buy one admission, get one admission free" deal (of equal or lesser value), through July 31. Adult admission is regularly $7. Mention this special from Deal Spotter to redeem the savings. For more details on Smith-Gilbert Gardens, visit www.smithgilbertgardens.com.