 Nikkō Tōshō-gū, Futarasan Shrine, and Rinnō-ji now form the UNESCO World Heritage Site "Shrines and Temples of Nikkō".During the Meiji period, Nikkō developed as a mountain resort, and became particularly popular among foreign visitors to Japan.The Japanese National Railways began service to Nikkō in 1890 with the Nikkō Line, followed by Tobu Railway in 1929 with its Nikkō Line.