Over the years the park was expanded to its current 277 acres.

The national park was established in 1982 and later expanded in 1989.

The park was established in 1993, and expanded to its current size in 2000.

In 1936 the park was officially expanded beyond the original small picnic area.

The industrial park is currently being expanded to become one of the largest in Tennessee.

Eight years later the park was expanded greatly and renamed.

As of 2012, the park is being expanded due to high demand.

In 1997, the park was expanded to include the mountain above its treeline.

This initial park has been greatly expanded over the years.

Since 1978, the park has been expanded and grown to become one of the most popular theme parks in the world.