It is correct that keeping bank notes in mattresses or in cups in kitchen cabinet probably occurs to many people and might be even be called commonplace. This article focuses on less known or even surprising hideaways.
To summarize, here are some:
Back yard or garden
Behind walls – A contractor from Ohio found behind the walls, while reconstructing a bathroom, bills in the amount of $182,000 and a return address, dating to the Depression era.
In Barns and Beneath Barn Flooring
Couches – in 2007, a student in Germany bought a second-hand couch for $215.00. Inside she later found an oil painting which she auctioned for $27,630.00.
Near Big Old Trees