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出典:Wikipedia
出典:『Wikipedia』 (2011/02/27 09:35 UTC 版)
Dokkum is a Dutch fortified town in the municipality of Dongeradeel in the province of Friesland. It has 13,145 inhabitants (January 1, 2006). The fortifications of Dokkum are well preserved and are known as the bolwerken ( = bulwarks).
Dokkum