If you haven't gone yet, make sure you check out the tip of Florida in the next hundred years or so, because by around then it might be totally gone, submerged under the rising oceans wrought by global warming, says this AP report. Here are more projection maps at the U.S. Environmental Protection Agency: Northeast, Mid-Atlantic, South Atlantic, and Gulf Coast. And here is an ABC News photo gallery of model images of a water-world America. There's also more from the AP on expected losses of well-known sites such as Battery Park in Lower Manhattan, the Embarcadero in San Francisco, and a bunch of airports.