군대 land_lot grass tree khaokho 산 mountain state_park highland hill_station national_park 산악지대 army hill 언덕 나무 rural_area Thailand 잔디

Itthi Military Base.Khao Kho District, Phetchabun, Thailand

Itthi Military Base. Between 1965–1984, this mountainous area was a battleground in the fight between the Thai communist party and the Royal Thai Army.