The HGTV show Secret Spaces was guided by gaming industry eccentric Richard Garriott, aka Lord/General British, through Garriott's Austin home. Garriott became extravagantly wealthy through his Ultima series of computer games, and has spent some of his money building a house/castle hybrid called "Britannia Manor." The manor is full of secret passageways, hidden rooms, and strange artifacts.
We have the YouTube video here for you. Unfortunately, they didn't show where he keeps his Sputnik satellite.