Southeast Asia Philippines. The eastern half of Indonesia and East Timor (east of the Wallace Line) are considered to be biogeographically part of Oceania (Wallacea) due to its distinctive faunal features. New Guinea and its surrounding islands are geologically considered as a part of Australian continent, connected via the Sahul Shelf. The region was already inhabited by Homo erectus from 1,000,000 years ago during the Middle Pleistocene age. "Homo sapiens" reached the region by around 45,000 years ago, having moved eastwards from the Indian subcontinent. Rock art (parietal art) dating from 40,000 years ago (which is currently the world's oldest) has been
Wallace, Idaho The former NP line was abandoned and removed between St. Regis and Mullan in 1980. Union Pacific continued operating the Wallace-Mullan segment of the NP line until abandoning the entire Plummer-Mullan route in 1992. After abandonment, this segment of former UP and NP lines was developed into the Trail of the Coeur d'Alenes. This trail runs from east of Mullan, through Wallace, to the Washington-Idaho state line west of Plummer. Several miles to the south, the Chicago, Milwaukee, St. Paul and Pacific Railroad, commonly called the Milwaukee Road, ran transcontinental passenger trains between Chicago and Seattle from 1911 to 1961,