Tangkuban Prahu is the tourism object in West java, Indonesia. This is a popular place to visit. This photo is taken from -nature boy-, and the following is what he said about Tangkuban Prahu.
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This is the main crater. I was astounded when I saw this huge gaping hole in the earth. I was prepared for something big, but this was beyond all comprehension. "Prahu" means volcano. www.es-teler.blogspot.com