Geosite Sipalakka

Stone chairs used for judgement and executions area of King Siallagan, in front of a line of old Batak houses (about 50-100 years old, but look older). Many houses are still in use.

The Batak king who adopted Christianity is buried in Tomok, a village 5 km southeast of Tuktuk.

At the northern tip of the island there is a Batak Museum with traditional dance performed twice daily at 10:00.