trip insurance

Wasn't quite sure where to post this thread so it wound up here. Hope that other members here can provide valuable info for future cruisers/divers. The basic question is whether there is a travel insurance that covers the cost of prepaid dives in the event that a dive is cancelled due to 1)...

This is on trip insurance, especially for a cobbled together trip, not dive insurance. I never bought trip insurance yet and in essence I do not really know how to buy meaningful trip insurance. Can you help me out, maybe by explaining how it would be done in this example: Say I will buy a...