The data also highlights critical risks in other areas along the Guadalupe River in Kerr County, revealing more than twice as many Americans live in flood prone areas than FEMA's maps show.

National Weather Service has issued a flood watch for the areas of Central Texas hit most by the deadly flooding over Fourth of July weekend.

Artist Gareth Fuller, who is known for his “mind maps,” charted D.C. The result is a detailed tapestry of the nation’s capital city and its history.