… Line 861: Duarte Mountain Vista Plaza — Huntington Dr — Royal Oaks … Line 861: Duarte Mountain Vista Plaza — Huntington Dr — Royal Oaks … Monrovia Island, Irwindale, and Azusa. Popular destinations include Mountain Vista Plaza, Target, La Simpatía Meat Market, City of Hope Metro Rail Station, City of Hope Medical Center, Irell & Manella Graduate School of Biological Sciences at City of Hope, California School of the …