wishing well 
noun
A well into which one drops a coin and makes a wish.In a heart-breaking moment when he was younger his grandparents took him to Disneyworld in the US, and in a wishing well he wished his father was there....
- The couple started creating accessories for the garden, including hedgehog houses, bird tables and wishing wells, to fund their work designing sets for museums, theatres, theme parks and television.
- The rest of the money has been raised through events, sponsorship and donations, including mufti days and daffodil days at Merstham Primary School, parachute jumps, a wishing well at Knights Garden Centre, fun runs and raffles.