Unakoti famously known as Angkor Wat of the North-East, is a sculptural emblem and ancient Shaivite place that hosts rock carvings, figures and images of gods and goddesses. It is a place of worship with huge rock reliefs celebrating Shiva. Unakoti literally means "one less than one crore" or "koti" in Hindi. In the local Kokborok language, it is called Subrai Khung. It was put on the UNESCO world heritage site tentative list in 2022. It is the prime tourist spot of Unakoti District, in the Kailashahar Subdivision of the North-eastern Indian state of Tripura.

In the name of Cambodia's Angkor Wat temple, Unakoti is called "Angkor Wat of the North-East". Its sculptures are carved on a hill of the Raghunandan hills of Tripura. It is known that there are ninety-nine lakh ninety-nine thousand nine hundred and ninety-nine (99,99,999) idols found here.