Ratnatrya Basadi, a Jain temple, is situated at
Bilgi, about 13 km from
Siddapur in
Uttara Kannada District. This temple was built in 1581 by the prince Rangapparaja and his son Ghantendra, at the instance of famous saint Bhattakalanka. In the temple there are shrines of Neminatha, Vardhaman and Parshwanatha.