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The Greatest Adventure in the History of Basic Cable
Season	3
Episode	4
Air Date	August 8, 2008
Written by	Josh Bycel
Directed by	Jay Chandrasekhar
Guests	Steven Weber Mark D. Espinoza
Previous episode	"Daredevils!"
Next episode	"Disco Didn't Die. It Was Murdered!"

What starts out as a treasure hunt turns into a life or death situation when Shawn's uncle Jack (Steven Weber) arrives in town with a map apparently leading to an ancient Spanish treasure. Gus and Henry get involved, as well as the detectives, when all of Jack's ex-partners show up looking for the treasure, and they all have a bone to pick with him.