It are the ruins of the castle which Dutchmen built long years age, and is situated on the hill at Dai-machi street of Taihoku city. Commanding Tainan city, the plain of Ampei, the harbour of Ampei bristling with masts of junks and sails floating far on the sea there, we can enjey it one of the eight beautiful views in Formosa for the red tile-roofs shining in the setting sun.