This hall was built using the architect's trademark brushed silver surfaces and was located on a secluded mountain site. In a style that resembled an origami figure the building had "folded" stainless steel planes that peaked into one of his "cloud" roofs. Yokohama International Port Terminal which was designed by Foreign Office Architects is another building that had a steel plate ceiling that resembled folded origami paper. If really interested in learning about this activity, an individual has ample opportunity if using the Internet. This resource can also put people in touch with origami information in the community. There are many towns and cities that host regular origami events which include competitions. Art shows are also great places to look for details and examples of origami compositions. However if you'd like to learn more about origami before attempting your first project, why not log onto the Internet and take a look at just what you are signing up for. There are hundreds of origami-related websites. Some of these sites are created by people who use origami as a hobby. Other sites are created by serious origamists, people who are considered to be origami artists. An individual must be capable of visualizing what the outcome ought to look like before making a single fold. It is then up to the artist to figure out what steps or folds needs to be made in order to accomplish their goal. This definitely requires plenty of thought, concentration and problem solving. The popularity of origami was due in part to its simplicity and the fact that there was no need for special tools. The popularity of origami continued to grow through about the middle of the 19th century then, except for ceremonial usage it's popularity started to decline during the modernization of Japan. Perhaps while sitting in a restaurant waiting on the waiter the customer pulls out a paper bill and begins playing around with it. Students who are bored in the classroom look for things to occupy their minds and time. Why not make something out of their lunch money? Why this idea was started we're not sure but money origami can certainly pass time.