10 American cities that have fallen into decline

While the overall U.S. population growth has slowed down significantly in the past couple years, some cities have seen their population decline for more than a few decades.

These cities have seen the sharpest drop since their peak population numbers - mostly due to a decline in industries such as coal, steel, and automotive - as well as suburbanization.

Here's a look at 10 American cities that have experienced some of the most drastic population decreases in the country, according to the 2010 Census Bureau data.