6235 Buried Treasure was a set released in 1989 as a part of the Pirates theme. The set featured 20 pieces and one figure as well as Spinoza the Monkey.
The set contains a flag, a minifigure and a monkey, and a treasure chest. There is some yellow bricks beneath the chest, imitating sand. The flag pole holds up a pirate flag and a tree branch. The minifigure has a gun and a shovel, and also the normal pirate hat. The set also includes two sets of coins.