Ikego Yamanami Route is a great trekking spot in Zushi. It visit Hisagi Pond, beautiful observatory where you can see Mt. Fuji, Kumano Shrine and Asahina Pass. Hisagi pond is a beautiful pond with Koyo.
The observatory is 149m high and you can see the great view of Mt. Fuji.
Asahina Passi is one of 7 entrance to Kamakura. It was artificial carven cliff. You can enjoy history and bautiful nature. This trail takes about 4 hours.