Japan Iheya Village Okinawa IHEYA, OKINAWA, JAPAN FEBRUARY 27 In this Feb. 27, 2019 photo, Shows the prefectural designated natural monument, Kumaya Cave in Dana, Iheya village, Okinawa prefecture, Japan. Photo by Richard Atrero de Guzman Aflo Editorial Stock Photo - Afloimages
IHEYA, OKINAWA, JAPAN - FEBRUARY 27: In this Feb. 27, 2019 photo, Shows the prefectural designated natural monument, Kumaya Cave in Dana, Iheya village, Okinawa prefecture, Japan. (Photo by Richard Atrero de Guzman/ Aflo)