In 2010, a California man paid $2 for three old photographs at a junk shop; five years later, experts said one showed Billy the Kid playing croquet and had it insured for $5 million

• Pic credit: ReutersRandy Guijarro of Fremont, California, paid $2 for an old photograph at an antique shop in 2010.
• The seemingly ordinary pictures turned out to include one of the most valuable images of the Old West, with an insurance value of $5 million.
• In 2010, Guijarro purchased the photograph for $2.