I've been using The Wirecutter and it's sister site The Sweethome for the past few years for all sorts of reviews. It's a great place to start to get a handle on what to look for at the very least. Here's a review on travel insurance:http:
thewirecutter.com/reviews/best-travel-insurance
Check out the rest of their travel gear reviews. Good stuff in my experience. Best regards --Marblehead