No. They should have a signed and notarized statement from you giving permission for them to leave. Call a Customs office for details.
Depends. Though not an expert, I'm rather certain it depends on your custody status. The man being your ex-husband alone doesn't necessarily mean he either does or does not have the right to do this.
Tom Cruise has 3 children
if you are going on a cruise that goes out of the country, you will have to present a passport anyway.
do children need passports to take a cruise?
Atlantis specialises in holidays for the more discerning customer. If one wants to cruise without the unwashed masses and their unruly children then an Atlantis cruise may well be for you.
It depends on the cruise.
Suri Cruise has 1 child
Yes, Suri Cruise has 1 kids
If the children are leaving the country, yes. See related question link.
Holland America does have activities directed toward children, but if you are looking for a cruise specifically for children you'd be much better off going with Disney Cruise Lines.
Need to know which cruise line to answer
It is possible to convert a car without cruise control to have cruise control. Many auto parts stores sell kits which will install cruise control in a vehicle.