Garchuk Lachit Garh (meaning 'fort' in Assamese) or Fort, now popularly known as Lachit Garh, is located in the South Western part of the Guwahati city to the west of Ahomgaon. The fort was constructed during the times of Lachit Borphukan around the year 1670, and stretches from the northern Fatasil hills at Garchuk locality cutting across the National Highway (N.H.)-37 at Garchuk Charali to the southern hills via Pamahi and Moinakhurung. The length of the fortification is about 3 km.