"That door," he says with dramatic pause. "That door weighs 4,000 pounds. It's been reinforced to withstand a nuclear blast."
It is Davenport's door, which opens into a tunnel leading below ground to what was once a nuclear missile complex here in the desert of eastern Washington.
Davenport, longtime director of the National UFO Reporting Center, a nonprofit clearinghouse and 24-hour hotline for UFO sightings, bought it for $100,000 two years ago to turn into his new headquarters.
Why does a man buy an old windowless missile complex deep underground, only to spend his days tracking unidentified objects flying through the sky?
His life revolves around a question, namely: "Are we alone in the universe or are we not?" He believes there are clues behind the monstrous door that he now faces.
Not many people would waste their lives pursuing such an elusive subject," Davenport says on the drive home
Sometimes I don't know why I do it."