It’s in fact a kind of museum. It was built in the year 1895 by a wealthy vendor named ‘Mhong Chang Ong’. The area is medium-large. There are gardens. You can have a sightseeing around there first, take some nice selfies. Then you can get into the wooden houses. You are allow to take admire those items there. You can take photos. But just be careful not to touch anything, especially those made from ceramic, porcelain, or glass.