Loaded aquarium ready to go

I,m looking for a reasonable sized and priced loaded aquarium ready to go, for myself , O.A.P. Army vet... in Coventry. Thanks. I don’t have any cheap tanks but I find it really interesting when I see a older person who has a history like yours, bet you have got some great stories to tell my friend, I love,respect -and commend what you have done for your country, there should be more help for our veterans,! God bless my friend, Thank-you for your service