Thirty Massachusetts museums will open their doors for free on Saturday, Sept. 23, thanks to Smithsonian magazine and its 13th annual Museum Day Live. For one day only, participating museums across the United States will offer free admission to those who download a Museum Day Live ticket.

To get your ticket, visit smithsonian.com/museumdaylive. Each ticket grants the ticket holder and a guest free access to participating museums. The limit is one ticket per household, per email address.

Museums in all 50 states have signed up to participate in this year's event, and more than 1,300 museums are expected to join in. The complete list of participating museums can be found here. Participating Massachusetts museums: Beneski Museum of Natural History at Amherst College 11 Barrett Hill Dr., Amherst

Mead Art Museum 41 Quadrangle Dr., Amherst College, Amherst

The Eric Carle Museum of Picture Book Art (Pictured above) 125 West Bay Rd., Amherst

John Cabot House 117 Cabot St., Beverly

Gibson House Museum 137 Beacon St., Boston

Museum of African American History 46 Joy St., Boston

Museum of Fine Arts, Boston 465 Huntington Ave., Boston

The Mary Baker Eddy Library 200 Massachusetts Ave., Boston

Cooper-Frost-Austin House 21 Linnaean St., Cambridge

Harvard Art Museums 32 Quincy St., Cambridge

Harvard Museum of Natural History Harvard Museums of Science & Culture, 26 Oxford St., Cambridge

Peabody Museum of Archaeology and Ethnology 11 Divinity Ave., Harvard University, Cambridge

USS Constitution Museum Building 22, Charlestown Navy Yard, Charlestown

Concord Museum 53 Cambridge Tpke., Concord

Martha's Vineyard Museum 59 School St., Edgartown

Cogswell's Grant 60 Spring St., Essex

Falmouth's Museums on the Green 55-65 Palmer Ave., Falmouth

Garden in the Woods 180 Hemenway Rd., Framingham

The Gardner Museum 28 Pearl St., Gardner

The Museum of Printing 15 Thornton Ave., Haverhill

Eustis Estate 1424 Canton Ave, Milton

Forbes House Museum 215 Adams St., Milton

Durant-Kendrick House and Grounds 286 Waverley Ave., Newton

Jackson Homestead and Museum 527 Washington St., Newton

Salem Witch Museum 9 1/2 Washington Sq. North, Salem

Springfield Museums 21 Edwards St., Springfield

Merwin House 14 Main St., Stockbridge

Old Colony History Museum 66 Church Green, Taunton

Spellman Museum of Stamps and Postal History Regis College, 241 Wellesley St., Weston

Iris and B. Gerald Cantor Art Gallery College of the Holy Cross,1 College St., Worcester