4413217e_mera_modes_for__anyway____CNET__Description
[Mode] Museum [Uses] Good for any low-light photographs in which you don't want the harsh light of the flash. [Description] 
This mode is optimized for indoor shooting without flash. The camera will likely set to a moderate ISO sensitivity and relatively slow shutter speed; it might turn on image stabilization
What are all those camera modes for, anyway? - CNET