Over the last 25 years, catamarans have seen a massive rise in popularity among charterers, cruisers, and even the casual daysailor. Curious about catamaran sailing? Here’s some basic information you need to know: What is a Catamaran? A traditional sailboat is a monohull–in other words, it has only one hull centered around a heavy keel. A catamaran is balanced on two hulls, with the sails in the middle. It’s as simple as that. Depending on the size of the boat, the space separating the two hulls might be filled by a cockpit, a main cabin, and usually some netting (which …