Kudala Sangama Sukshetra is in Bagalkot District, Hunagunda Taluka, at the confluence of two big rivers Krishna and Malaprabha.
Kudala Sangama is an Old Shaiva Kshtra mentioned in Shivapuranas Sri Sangameshwara being the main deity. In 12th century this holy place shone with full glory, with a big educational centre of Kalamukha tradition.
Sangamanatha Temple, it is in Chalukya style.
Wikipedia : http://en.wikipedia.org/wiki/Kudalasangama
Web : http://www.vishwagurubasavanna.com/KudalaSangama.aspx