Navajo Travertine Architectural Travertine Wall Tile - 6 x 21.5 in. - The Tile Shop
Satori Scabos 12-in x 12-in Tumbled Natural Stone Travertine Mixed Pattern Stone Look Floor and Wall Tile (1-sq. ft/ Piece) in the Tile department at Lowes.com
Silver Cream 12" x 24" Filled & Honed Travertine Tile