- Presiding Deity’s Unique Form – The temple’s primary shrine houses Lord Murugan in the form of the divine spear, the ‘vel’, a significant symbol of his power and grace.
- Historical Significance as a Royal Capital – Nallur served as the capital of the Jaffna Kingdom, with the temple situated close to the royal palace, highlighting its deep historical and cultural importance.
- Remarkable Dravidian Architecture with Multiple Gopurams – The temple showcases impressive Dravidian architecture, notably featuring four intricately carved gopurams, including the towering nine-story Shanmuha Raja Gopuram and the massive Gubera Raja Gopuram.
- Vibrant Annual Festival with Unique Traditions – The temple hosts a grand 25-day annual festival featuring unique traditions such as devotees piercing their bodies as an act of faith and the ceremonial bringing of the holy flag cloth by a specific lineage.
- Social Institution for Sri Lankan Tamil Identity – Beyond its religious importance, the temple serves as a central social institution for the Sri Lankan Tamils, deeply intertwined with their cultural identity in the north of Sri Lanka and inspiring namesake temples globally.
