The old name of Horsley Hills was Yenugu Mallamma Konda,situated in Chittoor region . According to legend, there used to be a little girl known as Mallamma who was taken care of by Elephants. She used to cure the tribal people on the hills. When she disappeared suddenly, people believed that she was a goddess and built a temple for her.
Horsley Hills is known as after a English official known as W.D. Horsley, the Collector of Cuddapah region. He frequented this place around 1840-43 and was impressed by the beauty of the hills and select this identify for his summer residence. Now the Governor of Andhra Pradesh uses this home as a summer residence and hence this home is known as the Governors bungalow.

Horsley Hills is roughly 165 km from Bangalore and 274 km from Chennai. (depending upon where you are located)
From Chennai, you need to capture the Poonthamalli High Road, Get onto NH4 and generate until Wallajah before Arcot from where you have to take the route to Chittoor. Remain on NH4 until Palamaner and convert right onto NH219. Remain onNH219 until Madanapalle. Take right onto NH205 and Horsley Mountains is 16 km from here.

From Banglore, one needs to generate on NH-4 beginning from Krishnaraja Puram (get onto the wire remained link and leads towards Hoskote) and going onto Hoskote and then Kolar. From Kolar take the road to Srinivaspur and onto Rayalpadu. Beyond Rayalpadu is Andhra Pradesh area. From Rayalpadu get to Madanpalle and take the highway towards Kadiri and Anantpur. Then a remaining difference towards Horsley Hills.

Alternate route: Bangalore - Hoskote - Chintamani - Rayalpadu - Madanapalli - Horsley Hills (Fine double road; saves you more than 30 km)
Alternate route two: Bangalore - Hoskote - Chintamani - Gownipally - B.Kothakota - Horsley Hills (Shortest and Best among all)
Alternate route three: Bangalore - Hoskote - Kolar - Mulbagal - Palamaneru - Punganuru - Madanapalle - Horsley Hills (this route is approximately 195 km from Bangalore depending upon where in Bangalore you are located). This route is better because you drive on NH4 up to Palamneru and then NH219 and NH205 up to Madanpalli. The road is very nice to drive on although there is truck traffic on NH4.

By Rail: For people visiting the place from places further than Bangalore, a rail option is available. The place is connected to Hyderabad, Dharmavaram (on the Bangalore-Guntakal route) as well as Tirupati, which is equally well connected to all parts of the country. The nearest railhead to Horsely Hills is Madanapalle Road (13 km away), which is connected by the Dharmavaram-Tirupati passenger and the biweekly 12732 Secunderabad-Tirupati Express.

The narrow road to Horsely Hills is very picturesque. It is enclosed throughout its whole duration with heavy cancers of eucalyptus, jacaranda, allamanda and gulmohar plants. The significant vacationer locations around Horsely hills are Pond Gangotri, Highview seeing place, Gaalibanda, Environmental park and the Horsley Hills Museum.

Horsley Hills is also one of the few locations to offer Zorbing in India. But it needs a prior booking a day before and is normally provided on a team package of minimum 20. Other experience activities performed are Rapelling and Trekking.
The Environmental park known as EEC center was designed with the help of a hydrogeologist and environmentalist from Hyderabad known as Balijepalli Venkata Subba Rao, Director of the Centre For Resource Education. He spent the early years of his career in building EEC centres all over Andhra Pradesh trying to inform the typical man about the value of preserving the surroundings and encouraging Eco Tourism.
New places around Horsley Hillstation
There is a famous Shiva temple about 15 km towards Madanapalle from Horsley Hills. Koundinya Wildlife Sanctuary, Palmaner