Hidden Key Glue a rock onto the top of an empty bottle. Put extra house key inside. Dig a hole just deep enough to have the rock sitting above ground. Add other rocks around to disguise. Simple, yet effective. via pinterest Share this: Click to share on Facebook (Opens in new window) Facebook Click to share on X (Opens in new window) X Click to print (Opens in new window) Print Click to share on Tumblr (Opens in new window) Tumblr Click to email a link to a friend (Opens in new window) Email Like Loading... Related $ave itAround the houseCraftsOutdoors