Louisiana's wetlands are famously disappearing, thanks to a century of dredging and drilling in the Mississippi River. A football field-sized swath of land falls into the ocean every hour. But along on small part of the coastline, the land is actually growing. Welcome to Atchafalaya Bay.
National Geographic made precise maps on how Earth would look in the case all the planet's ice melted. The bad news: New York, San Francisco, New Orleans, London and other cool cities would be completely gone. The good news: the entire state of Florida would disappear.