Five floors house a col­lec­tion of hun­dreds of pieces of paint­ing and sculp­ture illus­trat­ing the devel­op­ment of Thai art since West­ern art con­cepts were intro­duced. There are also spe­cial col­lec­tions on Euro­pean Vic­to­ri­an era painters as well as Chi­nese and Japan­ese art­work.