editorial素材 - AMSTERDAM, THE NETHERLANDS - JANUARY 20, 2017: Amsterdam, has more than one hundred kilometers of canals, about 90 islands and 1,500 bridges. The three main canals, Herengracht, Prinsengracht, and Keizersgracht
AMSTERDAM, THE NETHERLANDS - JANUARY 20, 2017: Amsterdam, has more than one hundred kilometers of canals, about 90 islands and 1,500 bridges. The three main canals, Herengracht, Prinsengracht, and Keizersgracht