The Trolley Shelter on Blackstone Blvd in Providence, Rhode Island is listed on the National Registry of Historical Places. The shelter was designed by the prominent architectural firm of Stone, Carpenter & Willson, was erected in 1905 opposite the Swan Point Cemetery entrance. The shelter is constructed of large boulders, wood lattice, cedar shingles and copper trim. In 1886 Horace Cleveland was hired to plan the layout of Blackstone Boulevard. Later planting of the center median strip was completed according to plans suggested by the Olmsted Brothers, John Charles Olmsted and Frederick Law Olmsted, Jr. Prismacolor black markers, Daniel Smith watercolors in a Alpha series Stillman and Birn sketchbook.