Someshwara is the presiding deity in the temple

Temple

A temple is a structure reserved for religious or spiritual activities, such as prayer and sacrifice, or analogous rites. A templum constituted a sacred precinct as defined by a priest, or augur. It has the same root as the word "template," a plan in preparation of the building that was marked out...

 of same name. The temple is situated in the heart of Kolar

Kolar

Kolara is a city in the South Indian state of Karnataka. It is the headquarters of Kolar District. It is known for being one of the gold mining sites in India....

 town. Lord Shiva

Shiva

Shiva is a major Hindu deity, and is the destroyer god or transformer among the Trimurti, the Hindu Trinity of the primary aspects of the divine. God Shiva is a yogi who has notice of everything that happens in the world and is the main aspect of life. Yet one with great power lives a life of a...

 is worshipped as Someshwara. The temple is built in the 14th century Vijayanagara Empire

Vijayanagara

Vijayanagara is in Bellary District, northern Karnataka. It is the name of the now-ruined capital city "which was regarded as the second Rome" that surrounds modern-day Hampi, of the historic Vijayanagara empire which extended over the southern part of India....

early Vijaynagara style.

Kalyana Mantapa inside the temple has interesting carvings on the pillars. It has European,Chinese and possibly Thai carvings. Top of the Kalyana Mantapa is built in Chinese style. This shows the significance of trade relations and the importance of trade from the King's perspective. This is
worth noticing because the carvings are inside the temple premises unlike any other temple.