Answer:
A large oasis in the desert. Come with cash and leave with none.
I have a strong affection for belly buttons.
I am alive without breath and cold as death. I am never thirsty but always drinking. What am I?
I'm a word that is not even strange. What am I?
I hide in a dark tunnel awaiting my time. I can only be released by pulling back. Once released I may do unstoppable damage.
Pirates put their booty in it.