Rusty Precipice is a peculiar phenomenon. It is a huge ravinare dug up the ridge crest which closes south Dry valley with a depth of 100 m and a diameter of 600 m. Throughout its surface, an erosion process very actively brought up to date the layers of quartzite , whose purplish red color gives the area a very special appearance, she appeared from as far away as an open wound in the body of the mountain.
Coiba Mare cave is situated in Alba, Arieseni, village stone house; 300 meters from the hamlet House piatra.Lungimea total of all galleries than 4 km, and the most interesting part is the portal to the cave (cave entrance) whose size is 47 meters high and 74 meters high.
The highest peak of the Apuseni Mountains - Bihor Peak (Great Curcubata) which has a height of 1849m.
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