PHOTOS: Assateague Island National Park to raise fees May 1st

Visitors walk along the bayside of Assateague Island National Seashore on Tuesday, April 24, 2018.

A picnic area located on the bayside of the Assateague Island National Seashore on Tuesday, April 24, 2018.

Assateague Island National Seashore in Worcester County, Md. on Tuesday, April 24, 2018.

One of the horses plays on Assateague Island National Seashore in Worcester County, Md. on Tuesday, April 24, 2018.

Visitors to the Assateague Island National Seashore walk along the Marsh Trail in Worcester County, Md. on Tuesday, April 24, 2018.

Tourists take a moment to capture a memory with an Assateague horse in the background on Tuesday, April 24, 2018 at the Assateague National Park in Worcester County, Md.

Visitors to the Assateague Island National Seashore take advantage of an observation area in Worcester County, Md. on Tuesday, April 24, 2018.