If you go to a place where you will never return again, you will want a record of it. A book or magazine, something to read. If you are going to camp away from a stream, you will need something to carry extra water. A canvas water bag with plastic lining works fine. A crunched down 2-liter bottle will also work.
Reception is often poor in remote areas, improving at night.
A radio played without earphones tends to destroy the wilderness experience of those around you. Absolutely Do Not Need Lantern. These are heavy and dangerous. A lot of heavy rope. It may even be illegal in some national forests.