What are some seasonal events or festivals related to historical landmarks in Khao Lak that tourists should not miss?

• The Khao Lak Tsunami Memorial Day in December commemorates the victims of the 2004 tsunami and includes memorial services and community gatherings. • Local temple fairs at historical sites, often coinciding with Buddhist holidays, offer a chance to experience traditional rituals, foods, and crafts. • Participate in the annual Takua Pa Old Town Festival, celebrating the area's heritage with cultural performances, exhibitions, and local cuisine.