Wikipedia
Rajmachi (Udhewadi) is a small village in the rugged mountains of Sahyadri in India. The fortification at Rajmachi consists of two forts, namely Shrivardhan fort and Manaranjan Fort. Rajmachi Fort is a popular trekking destination. It is a very famous fort located near two famous hills of Maharashtra, Lonavala and Khanadala.
It is about 15 km treking distance from Lonavala.
Historically, Rajmachi fort was a strategic fort to control Borghat(ghat between Khopoli and Khandala on Mumbai-Pune route) which was a historical trade route. Rajmachi peak has two fortified structures - the Shrivardhan fort and Manaranjan fort. Rajmachi can be reached by 2 ways, the tough route is from Kondivade village near Karjat and it involves climb-up of about 2000 feet. The other route is from Lonavala, which is almost a plain walk of about 15 km. In rainy season this region all the more beautiful with silvery water falls, streams and lush green forests and meadows.