For full disclosure and use later, the list of planes that you could be sent to from Habololy right now is as follows.
1 - Air
2 - Earth
3 - Fire
4 - Water
5 - Gehenna
6 - Nine Hells
7 - Archeron
8 - Mechanis
9 - Arcadia
10 - Celestia
11 - Bytopia
12 - Elysium
13 - Ysgard
14 - Limbo
15 - Pandemonium
16 - Carceri
17 - Grey Waste
18 - Positive
19 - Negative
20 - Other less common plane (Ravenloft for example)