Photo Gallery: Class of 1967 tours Estancia High School

Estancia High School Principal Michael Halt, left, guides alumni from the class of 1967 on a tour of the Costa Mesa campus on Friday.

Robert Hassay, left, a retired English teacher at Estancia High School, talks with Patrick Caudill, one of his former students, during an alumni tour of the Costa Mesa campus on Friday.

Cherrie Lindsay, left, hugs Gaby Snellen outside Estancia High School during a tour by members of the graduating class of 1967 on Friday.

Mike Munier, part of Estancia High School’s graduating class of 1967, looks at art classrooms Friday during a tour of the school by members of the 50th-anniversary class.

Rachel Perry walks by a bank of computers during a 50-year reunion tour of Estancia High School by members of the class of 1967.

Alumni from the graduating of class of 1967 take a tour of Estancia High School on Friday as part of their 50-year reunion.