| Sipadan
Sipadan is basically closed, no resorts are in business any more.
"In year 2004, the Government of Malaysia ordered all on-site dive & resort operators of Sipadan to move their structures out of the island by the date 31st of December 2004. This move is mainly to conserve a balanced eco-systems for Sipadan and its surrounding. Diving will continue to be allowed in Sipadan for divers whom are ferried in and out by dive & resort operators from the land and surrounding islands." (Wikipedia)
A few years ago, a German family was hijacked on this island and held as hostages for weeks. | 
