The Seshachalam Hills are hilly ranges part of the Eastern Ghats

Eastern Ghats

The Eastern Ghats or Eastern Ghauts are a discontinuous range of mountains along India's eastern coast. The Eastern Ghats run from West Bengal state in the north, through Orissa and Andhra Pradesh to Tamil Nadu in the south passing some parts of Karnataka. They are eroded and cut through by the...

 in southern Andhra Pradesh

Andhra Pradesh

Andhra Pradesh , is one of the 28 states of India, situated on the southeastern coast of India. It is India's fourth largest state by area and fifth largest by population. Its capital and largest city by population is Hyderabad.The total GDP of Andhra Pradesh is $100 billion and is ranked third...

 state, in southeastern India

India

India , officially the Republic of India , is a country in South Asia. It is the seventh-largest country by geographical area, the second-most populous country with over 1.2 billion people, and the most populous democracy in the world...

. The ranges were formed during the Precambrian

Precambrian

The Precambrian is the name which describes the large span of time in Earth's history before the current Phanerozoic Eon, and is a Supereon divided into several eons of the geologic time scale...

 era (3.8 billion to 540 million years ago). Minerals contained in these hills include sandstone and shale interbedded with limestone. The ranges are bounded by the Rayalaseema

Rayalaseema

Rayalaseema is a geographic region in the state of Andhra Pradesh in India. It includes the districts of Anantapur, Chittoor, Kadapa, Kurnool. These Telugu speaking districts were part of Madras Presidency until 1953 when Telugu speaking districts of Madras presidency were carved out to form...

 uplands to the west and northwest, and the Nandyal

Nandyal

Nandyal or Nandyala is a town in Kurnool District, Andhra Pradesh, India. It is a major centre of trade, commerce, education and industries in the region and is also important because of its religious significance and Rich water resources. The town derives its name from Nandi, the vehicle of...

 Valley to the north.

Tirupati

Tirumala - Tirupati

Tirupati is a major pilgrimage city located in the Chittoor district and seventh biggest city of Andhra Pradesh, India. It is located at the foothills of the Eastern Ghats at a distance of south of Hyderabad, the capital of the state, east of Bangalore, and north of Chennai.Tirupati is famous...

, a major Hindu

Hindu

Hindu refers to an identity associated with the philosophical, religious and cultural systems that are indigenous to the Indian subcontinent. As used in the Constitution of India, the word "Hindu" is also attributed to all persons professing any Indian religion...

 pilgrimage town is located in the hills. The hills contain seven peaks namely, Anjanadri, Garudadri, Narayanadri, Neeladri, Seshadri, Venkatadri and Vrishabhadri, the highest at about 600 m (2,000 ft) above sea level. The seven peaks are said to represent the seven hoods of Lord Adisesha

Shesha

In Hindu tradition, Shesha or Sheshanaag is the king of all nagas, one of the primal beings of creation, and according to the Bhagavata Purana, an Avatar of the Supreme God known as Sankarshan. In the Puranas, Shesha is said to hold all the planets of the Universe on his hoods and to constantly...

, the king of serpents in Hindu mythology

Hindu mythology

Hindu religious literature is the large body of traditional narratives related to Hinduism, notably as contained in Sanskrit literature, such as the Sanskrit epics and the Puranas. As such, it is a subset of Nepali and Indian culture...

. The Srivenkateshwara National Park is also located in these ranges. The famous Natural Arch, Tirumala Hills

Natural Arch, Tirumala hills

Natural Arch, Tirumala hills is a distinctive geological wonder located North of the Tirumala hills temple, near the Chakra Teertham in the state of Andhra Pradesh, India...

 is also a part of Seshachalam Hills, which dates back to the period in between Middle and Upper Proterozoic Eon.