Jabrin Fort is one of the finest and best-preserved historic buildings in Oman, and arguably the most rewarding of the country's many forts. Unlike the severe military fortresses at Nizwa or Rustaq, Jabrin was conceived as a palace-fort — a residence for a learned ruler who also happened to need defensible walls. The result is a building of extraordinary richness: elaborately painted ceilings with geometric, floral, and calligraphic patterns, carved plaster decorations, wooden screens on the windows, and a sequence of rooms that give a genuine sense of how wealthy Omanis lived in the 17th century.
The fort has three main towers and a substantial series of interior rooms spread across two main floors plus roof terraces. The school room, where the Imam taught Islamic law, is particularly well preserved, and the tomb of Bil'arab himself occupies a position of honour within the building. Guided exploration takes around an hour. The fort is managed by the Ministry of Heritage and Tourism; entrance is OMR 0.5 and the site is open every day except Friday morning.