Mantomi Tōdai-ji Tile Kiln ruins - Credit: Wikimedia Commons
The is an archaeological site containing the remnants of a number of anagama kilns, from which the roof tiles for the Kamakura period reconstruction of the temple of Tōdai-ji in Nara were made. The site is located in the Seto neighborhood in Higashi-ku in the city of ,Okayama, Okayama Prefecture in the San'yō region of Japan. It was designated a National Historic Site of Japan in 1927, with the area under protection expanded in 2004. Read more on Wikipedia
Source: en.wikipedia.org