Or be the top man in a really big national park.

The two of them might have had the national park to themselves.

It might become a national park in the near future.

The national park has been called "the best idea America ever had."

It is available only in person from a national park.

Most of the island has been made into a national park.

Several parts of the national park will not be open to the public for a long time.

In 1986 the area was established as a national park.

My first problem was to find a boy about nine years old who lived in a national park.

She had this section of the national park all to herself.