A row of cannons welcomes visitors to Sharjah's beautifully renovated 1823 Al Hisn fort, which reopened as a museum in 2015. Past its mighty teak gate well-presented exhibits help you study up on the history of Sharjah, the ruling Qasimi family and the history of the building itself. A highlight is the round prison tower. For a more in-depth experience, borrow a free audio-guide.