Kanki Shiv Mandir, popularly known as Kanki Dham, is one of the most famous religious destinations near Kishanganj. The temple is dedicated to Lord Shiva and attracts thousands of devotees from Bihar, West Bengal, and nearby regions, especially during Mahashivratri and the holy month of Shravan.

The temple is known for its peaceful spiritual atmosphere, colorful temple complex, devotional gatherings, and traditional Hindu rituals. Devotees visit the shrine to offer prayers, perform Rudrabhishek, and seek blessings from Lord Shiva. The surrounding area also has small local markets, food stalls, and religious shops, making it a popular pilgrimage and tourist stop.