Covasna – Pilișul Covasnei – Vf. Lăcăuți – Poiana Butuci – Vârful Zîrna – sub Vârful Tistobic – Zăbala (blue dot)

42.26 km loop hiking starting from Zăbala. Elevation gain is 2014 m, with altitude ranging from 577 m to 1774 m. Estimated time: 17 h. Starting town: Zăbala (Covasna, Roumanie).

This hike includes 3 significant climbs. With a total elevation gain of 1422 m across 17.95 km, with an average slope of 7.9%.

• Climb 1 (at km 14.47 km): +867 m over 10.58 km, average slope 8.2%
• Climb 2 (at km 23.47 km): +364 m over 5.37 km, average slope 6.8%
• Climb 3 (at km 32.54 km): +191 m over 2.00 km, average slope 9.5%