Dato' Jaafar Residence, now officially known as Muzium Tokoh; was the official residence of the first Menteri Besar of Johor, Dato' Jaafar bin Muhammad. It was build back in 1886 on top of Bukit Senyum, based on designs found on Hardwick Hall and River Castle in London. Its has four towers on each sides and a small, umbrella-shaped dome . The Straits of Tebrau and Singapore can be seen clearly from this magnificent building.