博物馆变了。许多博物馆在外表上发生了变化。一些古老的，灰暗的博物馆已经重建，较新的博物馆建筑都很敞亮和现代化。内部有现代化的照明、色彩和音响。越来越多的博物馆负责人认识到：当人们能设法成为他所观察的事物的一部分时，学习效果最好。
Museums have changed. Many museums have changed in appearance. Some of the old, gray museums have been rebuilt, and the newer ones are open and modern in their architecture. Inside, there is modern lightening,color and sound More and more museum directors ate realizing that people learn best when they can somehow become part of what they are seeing.