This article originally appeared on USA TODAY: Big US cities are sinking. This map shows where the problem is the worst. A view of the Houston skyline at dusk in 2013.

Using a data set from the US Geological Service that includes location and 2010 Census population data, we made a map showing every state's capital and largest city. States where the capital is ...

The cities include not just those on the coasts, where sea level rise is a concern, but many in the interior. Big US cities are sinking. This map shows where the problem is the worst.