"Sea bottom with old treasure chest clip art image."

 NO FREE USE IS PERMITTED.

anchor
anchors
box
boxes
chest
chests
coin
coins
currency
fish
fishes
gold
gold coin
gold coins
hidden chest
hidden chests
jewel
jewels
rich
riches
seaweed
sunken chest
treasure
treasure chest
treasure chests
treasure trunk
treasures
trunk
trunks
underwater