ブラウザの設定でJava Scriptの使用を有効にしてご利用ください。
出典:Wikipedia
出典:『Wikipedia』 (2011/04/27 09:28 UTC 版)
Jack Sound is a treacherous body of water about 800 metres (2,600 ft) wide between the island of Skomer and the Pembrokeshire mainland that contains numerous reefs and a tidal race of up to 6 knots.
Jack Sound