Stand-Up Paddleboarding

SUP Key West. This ancient sport from Hawaii involves a surfboard and a paddle and has quickly become a favorite Florida water sport known as SUP (stand-up paddleboarding). SUP Key West gives lessons and morning, afternoon, or sunset tours of the estuaries. What's more, your tour guides are experts (one's even a PhD) in marine biology and ecology. Call ahead to make arrangements. 110 Grinnell St., Stock Island, Key West, Florida, 33040. 305/240–1426; www.supkeywest.com. From $45.