we have a little present for you, which is our box of pins from this sim pose yuchl. one from each of the four pieces of legislation, one for the u.s. thank you. >> thank you. >> this year, c-span's local content is traveling the country, exploring american history. next, a look at our recent visit to wichita, kansas. you're watching "american history tv," all weekend every weekend, on c-span3. >>> we're flying over downtown wichita. the air capital of the world. >> there's just a general excitement about aviation, something new and the feeling that there was going to take us to higher places, is that fair to say? we are at the kansas aviation museum in wichita, kansas. our mission is to preserve and present kansas aviation heritage with a real focus on rich a aviation heritage. you look at the history of aviation from basically the wright brothers moving forward to today. about 70% of all general aviation aircraft has been constructed in wichita. that's a huge number when you think about the msa or the population of wichita being about half a million, compared to oth