Answer:
small land in water.
I am a popular afterlife location to send evil people
I am lighter than air but a hundred people cannot lift me. Careful! I am fragile!
What happens when you throw a green stone into the Red Sea?
I'm many people's favorite place, even though many don't remember their stay. You'll love to come but hate to leave. If you get cold, use my sleeve. What am I?
Which popular cheese is made backwards?