Ophelia speedboat to benagil caves, two and a half hours trip 25 euros per person now departing from Portimao marina everyday tickets available from Ophelia stand waterfront Alvor On August 20, 2016 By electricscootersalgarve DCIM100GOPROGOPR1837. DCIM100GOPROGOPR1783. Share this:TwitterFacebookMoreLinkedInTumblrPinterestLike this:Like Loading...