Thread π§΅
Prambanan Temple is the largest temple in Java Indonesia is specially dedicated to Trimurti.
Local specially pray to a specific spot which is center point of the temple.
No idols / vigraha / linga inside of it As it is Para Brahman they workship ,a formless god which is omnipresent , omnipotent & omniscient.
It's beyond description and conceptualization i.e Para Brahman . That's how Temple got its name Prambanan .
In india one such is Oachira Temple located in Oachira , Kerela.
It has no deity or idol but is dedicated to Parabrahma which Believed to be of Bhagwan Shiva. Hinduism have both nirguna and saguna of workship .