策尔内茨是瑞士的城镇，位于该国东部，由格劳宾登州负责管辖，面积203.85平方公里，海拔高度1,474米，2011年人口1,149，人口密度每平方公里6人。

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Zernez is a municipality in the district of Inn in the Swiss canton of Graubünden.

Zernez is a major node in the regional road network, with roads leading into the Upper Engadin and towards Italy, the Lower Engadin and towards Austria, over the Fuorn Pass into the Val Mustair and over the Flüela Pass. Zernez is the center for visitors of the Swiss National Park (Romansh: Parc Naziunal).