Wzgorza Trzebnickie (Kocie Gory - Cat Mountains) is a range of low mountains in the north of the capital of Lower Silesia - Wroclaw. The highest peak is 258 m above sea level. In the east of the range there is the iconic for cyclists, Prababka hill. The main ascent is short, only 400m, but the maximum gradient is 14%. It is the highest uphill on the asphalt road in the whole of Kocie Gory.