Large Garden Planter (Sherrard's Green WR14)

Hi there really sorry to bother everyone I was just wondering if anybody has a large garden planter please as would like to make a memorial spot in the garden to remember my younger brother who sadly has just passed away and would love a spot in the garden where I can remember him and as we are in rented housing it needs to be able to come with me if we ever move I would be most greatful if someone could help thank you so much in advance a large planter would be best for what I have in mind thank you all for reading