Spokane, Washington is further west than San Diego, if only by a third of a degree (117.4250 West vs. 117.1625 West)
Mountain City, Tennessee is closer to Canada than it is to Memphis, Tennessee. Check it out here.
Alaska is the westernmost, northernmost and easternmost state in the U.S.
All of South America is east of Ohio, or Atlanta, Georgia, for that matter.
Rome is further north than New York City.
Regensburg, Germany is on the 49th degree latitude, the same as the long, straight border of the United States and Canada. This means that all of the continental United States is south of Regensburg, Germany.