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A Cave Odyssey
World War II Japanese ammunition storage cave on Bukit Timah Hill, Singapore. The star in the centre is an opening in the mountainside at the other end of the tunnel.
©Yangchen Lin
cavebunkerjapaneseworld war iisingaporebukit timah hillbukit timah nature reservebtnrammunitioncave pathrockgranitegeologykarsttunnelholesubterraneanunderground