After visiting Asveja Regional Park, be sure to climb to the site of Dubingiai Castle. Walking along the educational path from the former island (now a peninsula), you will be able to admire the panorama of the longest, one of the deepest and largest lakes in Lithuania - Asveja. In the castle site there is an educational trail with 6 viewing stops near archaeological and natural objects. The length of the natural dirt path is about 1,5 km, it is equipped with wooden stairs, information stands, benches.