WALKS & RAMBLES RHODE ISLAND 3E: 40 Trails for Birders and Nature Lovers. Here you’ll find: the 77-mile North South Trail, which spans the state from the Massachusetts border to the ocean; the cliffs of Block Island; the beaches of Ninigret and Napatree; the quiet woods and fields of the northwestern corner; the wildlife sanctuaries and islands of Narragansett Bay; and the mansions of Cliff Walk in Newport.