Popular satanic churches include First Satanic Church, Temple of Set and The Satanic Temple. The First Satanic Church seeks to enhance the study of Satanism and occult sciences. The Temple of Set focuses on the enhancement and improvement of individuals. The Satanic Temple understands Satan as a mythological figure.
Satanist groups are very diverse. There are two major streams: theistic and atheistic. Theistic Satanists revere Satan as a supernatural entity. Atheistic Satanists imagine Satan as a symbol. Most satanic groups are based in the United States. Anton LaVey is a prominent figure within Satanism. He organized the Church of Satan in San Francisco, California, on April 30, 1966.