Cable car transfer over Skopje to the Millennium Cross on Mt Vodno. Trekking starts right from the cross, on the mountain ridge, with fantastic views over the capital, and the surrounding mountains. Above Matka Canyon for a picnic lunch, and continue with boat along the lake to one of the deepest caves in Europe: the Vrelo cave. Late afternoon continue to National Park Mavrovo, for dinner and overnight in a hotel above Mavrovo Lake.