52nd Anniversary of the Diego Sepulveda Adobe restoration
August 28 marks the 52nd anniversary of the restoration of the Diego Sepulveda Adobe. Originally built in the early 1800s as an outpost for vaqueros from Mission San Juan Capistrano, the adobe is not just Costa Mesa’s oldest building, it’s one of the oldest in Orange County. In 1961 clapboard walls that had been built around the original building caught fire, reminding historians, among others, of the adobe structure beneath. The Segerstrom family donated the adobe’s 5-acre…