三重県 (Mie Prefecture) is located on the southeastern coast of Honshu island, in the Kansai region. The capital is Tsu, the largest city is Yokkaichi. The island has a huge peninsula named Kii, the prefecture covers the eastern part of this peninsula. The prefecture has a fertile coastal plain and two mountain ridges. There is a spectacular gorge and a single show cave, which is rather small. The prefecture actually lacks underground sites.