From its home on the banks of the Napa River in Calistoga, California, Holy Assumption Monastery welcomes faithful pilgrims and visitors of all backgrounds. Please use our website to learn about our community, explore Orthodox Christianity and its monastic tradition, and find out about events at the monastery. Holy Assumption Monastery is part of the Orthodox Church in America’s Diocese of San Francisco and the West, under the omophorion of His Eminence, Archbishop BENJAMIN.