Andrew J. Stillman is a freelance writer and yoga instructor exploring the world. Check him out at andrewjstillman.com or follow him @andrewjstillman on all the things.
Scott Trepel of Seigel Auction Galleries describes the rare "Inverted Jenny" stamp that sold for a record $2 million. A first-class U.S. postage stamp will set you back 66 cents these days, which, you ...