Clue: I am a "Place"

Clue: I am a "Place"

I will give the last 10 clues and you guess what "Place" I am talking about. There are 20 clues but I will start with the last 10.

Ready, Set, Go!!

What "Place" am I?

20. Jesus talks about me.
19. I have gates.
18. People don't really know where I am.
17. Angels have been sent here.
16. I'm sometimes called "the depths."
15. I'm a place you don't want to visit.
14. In the Greek, I'm called "Gehenna."
13. This is a grave place.
12. My Hebrew name is "Sheol."
11. I'm a place of torment.
10. My Greek name is Hades.

What "Place" am I?