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In page Lake Toba:

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Parapat is located on the edge of the lake, which is the transit point to travel the lake and Samosir Island. Medan is about 173 km by road from the town and is connected via the Trans-Sumatran Highway to Pematang Siantar by a 48 km road. Sisingamangaraja XII International Airport is located about 76 km from Parapat.[citation needed]