Bangkok has been release by zynga,  only invited player can join..here some trik that you also can join on bangkok. Copy paste address below to your browser & modify with your facebook id

http://apps.facebook.com/inthemafia/track.php?next_controller=travel&next_action=collect_beta_key&zy_track=newsfeed&from=%25FROMUID%25&sendkey=3a28fbf548ba228de9a0b6118911237f%24%24ccF%28NUSY33rELZXUMQU50Q%29k%21p%2CGHAXSQ5Hxqnn6-4hN4hJnP22lEJm&ztrack_category=Bangkok_invite&feed_target=[xxxxxxxxxxxx]&ref=mf

replace [xxxxxxxxxxxx] with your facebook id
replace without []

enjoy..

Zynga already made some bug fixing about this..so.. the link is not working anymore. Sorry about this guys..i just find out today when i try to use for other MW acount.  THe link is not work anymore!!..Lucky me ..my main MW account already on bangkok.

i hope i can give you more infor mation about bangkok later

thanks for visiting my blog

gembul