No. 21521
Tarout Castle
Saudi Arabia
CastleRestored16th century
No. 95050
Castle · Bahrain
Halat Bu Maher (Bu Maher Fort)
CastleRestored
No. 95050 · 26.241 N, 50.614 E
Quick summary
Halat Bu Maher (Bu Maher Fort) is a castle in Bahrain, listed as reference No. 95050.
Halat Bu Maher (Bu Maher Fort) is a castle in Bahrain with origins associated with the 19th century.
See all castles in BahrainBu Maher Fort, Muharraq, Bahrain, was built in 1840 by Abdullah bin Ahmed Al Khalifa.
Artefact analysis indicates the site may have been first occupied in the Umayyad or the early Abbasid period, and there is physical evidence that the island was at times submerged beneath seawater. Later architectural origins are likely linked to a Portuguese fortification of the sixteenth century, which influenced the fort’s plan and defensive character.
In 1840 Abdullah bin Ahmed Al Khalifa constructed the fort as a paired defence for Arad Fort, placed to protect the channel into Muharraq Bay. During the Qatari–Bahraini War of 1868 the fort was struck and destroyed by British warships that intervened in that conflict.
The island and fort complex underwent partial repair in 1930 when structures were adapted to serve as a smallpox quarantine station. Bahraini archaeologists carried out a reconstruction in the 1970s, and further archaeological excavation work took place in 2010. In 2012 the site was recognised as part of the Bahrain Pearling Trail, inscribed as a UNESCO World Heritage Site.
Condition
The fort follows a rectangular ground plan with four circular flanking towers recorded as part of its original design. Functionally, the structure acted as a maritime defence post, sited to control access through the entrance to Muharraq Bay. The surviving fabric shows a history of rebuilding and reuse across centuries.
Today the visible remains are dominated by a single standing tower, preserved in situ. The complex underwent a sequence of interventions: destruction by naval action in 1868, partial restoration in 1930 when the island was put to use as a quarantine station, and a broader reconstruction campaign in the 1970s led by Bahraini archaeologists. Archaeological excavations carried out as recently as 2010 have revealed material pointing to much earlier occupation phases.
The site presents evidence that it was periodically submerged by the sea at earlier times, a factor reflected in the archaeological record. The fort’s layout, its association with nearby Arad Fort as a paired defensive position, the documented nineteenth‑century construction by Abdullah bin Ahmed Al Khalifa, and the later adaptations for public health and conservation together define the remains now visible at Halat Bu Maher.
Location
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