A 20 in Philadelphia's Society Hill https://raleightwenty.webs.com/apps/photos/ A 20 in Philadelphia's Society Hill A 20 in Philadelphia's Society Hill This 20 is a rather plain and unmodified version and so enabling a closer vantage wouldn't reveal much to those familiar with the 20. The bike serves me, the owner, of the 1795 Federalist Period house in the background, as the ideal means of getting about in a city's center. The flag is the second iteration of the the nation banner. It shows fifteen stars and fifteen stripes.to .recognize the addition of Kentucky and Vermont to Union. https://raleightwenty.webs.com/apps/photos/photo?photoID=204431007 204431007