Wikipedia
Makalidurga
Makalidurga is a hill fort situated near the village of the same name. It is 60 km north of Bangalore and 10 km after Doddaballapura on the way to gauribidanur. The fort at the summit has an old temple of Shiva with Nandi and in legend Markandeya Rishi performed penance here.
Makalidurga Fort stands at the top of a huge granite hillock, huddled up amidst the chains of hills, formed like a valley close to Ghati Subramanya, a well-known pilgrimage center. It has a fort on top, at the height of 1,117mts.
It has become one of the trekking destination for adventurers. Many people go for night trek to this place.