Many cruise lines are adult only oriented, but its a little harder to find a seniors cruise line. Its important to thoroughly research any potential cruise lines. One helpful site is http://www.cruisecritic.com/cruisestyles/area.cfm?area=31
There are numerous Caribbean cruise options offered by major cruise lines. For example, Holland America, Royal Caribbean Cruise, and Princess all offer cruise options at competitive prices.
Most cruise line cater to the elderly as well as to families. here is some good information and a place where you can find good deals on cruises for seniors; http://www.cruisesonly.com/
I think elderly accommodations on cruises will vary by cruise line. I suggest you contact specific cruise companies to ask them their policies on elderly accommodations on cruises. Before booking any cruises, make sure to double-check that those accommodations are in effect on those particular cruises. Good luck!
Yes, there are cruise dinner options available in Sydney.
There are cruise lines for virtually every demographic, and many of them have certain things to suit their guest's special tastes. A popular choice for retirees and elderly is the all inclusive senior citizen cruise "http://voyagemasters.com/seniors.html"
Yes, there are cruise options available for traveling from the US to Japan.
Many cruise companies have cruise options that stop at ports in New Zealand.
Actually there are several different options in order to find websites that specialize in booking a cruise online. Some examples for such websites include "eCruises", "CruiseOne" or "The Cruise Outlet".
Some great vacation spots for the elderly are get away resorts in the mountains. You can choose many different activities, most of which don't include much walking. Another great thing is to take a cruise on cruise ship, although the costs can run very high, it would be very enjoyable.
Some amenities on the Carnival Destiny cruise ship include a spacious casino, a spa and fitness center as well as a wide variety of entertainment and dining options.
Some travelers like to be insured when they are on a cruise, or other travel. Here is a site that offers travel insurance options for these people: http://www.travelguard.com/travelinsurance/cruise.asp
Some of the best options for a Sydney cruise dinner experience include Captain Cook Cruises, Magistic Cruises, and Sydney Harbour Tall Ships. These cruises offer a combination of delicious dining options, stunning views of Sydney Harbour, and a memorable experience on the water.