1947: The US military establishes a secret film unit headquartered deep in Laurel Canyon. From the Lookout Mountain Air Force station, a staff of more than 250 filmmakers with top-secret clearance travel the world documenting nuclear bomb blasts from as close as two miles away.
1963: The covert film studio closes after the world's nuclear powers all agree to move testing underground.
1971: Actor Jared Leto is born in Bossier City, Louisiana. Echelon, the global surveillance and intelligence collection operation run by the US, the UK, Australia, Canada, and New Zealand, makes its official launch.
1994: Leto lands his breakout role as Jordan Catalano in My So-Called Life. Artist Mark Lipscomb and lawyer/judge John Ladner buy the 1.7-acre Lookout Mountain property for $750,000 to use as a residence.
1997: The government begins declassifying films made at Lookout Mountain. Hollywood Pictures declassifies Prefontaine.
1998: Leto forms the band Thirty Seconds to Mars. Fans of the band call themselves Echelon.
2010: Lipscomb and Ladner put Lookout Mountain up for sale, with eight bedrooms, 12 bathrooms, galleries, a theater, a soundstage, pool, and waterfall, asking $6.3 million.
2012: A firm called One80 Center leases Lookout Mountain and turns it into an expensive rehab center charging up to $50,000 a month.
2013: One80 shuts down after The Hollywood Reporter reveals questionable activity, including the deaths of two residents. Leto unexpectedly returns to Hollywood prominence after starring in Dallas Buyers Club.
2015: Leto buys the Lookout Mountain compound for $5 million, according to Variety.
· Jared Leto Buys Former Los Angeles Military Compound [Variety]
· The Military's Nuclear Bomb Motion Picture Studio in Hollywood Hills [Curbed LA]
· Military's Secret Nuclear Bomb Film Studio Compound in Laurel Canyon is Now a Rehab Center [Curbed LA]