Mountains Restoration Trust will host History Day at Masson Homestead at Headwaters Corner in honor of National Historic Preservation Month.
The event is from noon to 4 p.m. Sun., May 31 at Headwaters Corner, 23075 Mulholland Highway in Calabasas.
The William C. Masson House, which was built in the 1890s, was named the city's first local historical landmark earlier this month.
The open house will feature author talks, live music, folk dancing, history presentations and other activitie...