There are two sanctums in the temple, an inner and an outer sanctum. The twin-temple has two sanctums ("garbha griha"), both with Shiva linga. For his followers, he provided the rare opportunity to view the innermost sanctums of temples. The sanctums share a common community hall ("sabha-mandapa") with many pillars. The temple complex houses two other sanctums. There are three sanctums in the cave temple and the central one houses the Shivalinga. Well-preserved Chola sculptures and carved pillar bases are present in and around both sanctums. The consort of Pasupatheeswarar, Mangalanayagi and Pangajavalli occupy twin sanctums facing west. Cells or sanctums would often be included, creating a "vihara". This Temple faces the east and has two sanctums. All the three sanctums are circular in shape housing the bronze images. Other sanctums related with Korakkar are Perur, Thiruchendur and Triconamalli. There are 3 sanctums housing Mahavira, Parswanatha and Padmavathi Devi. The sanctums on both level feature a Buddha in the teaching posture. The three sanctums house Keshava (image lost), Janardhana and Venugopala.