National parks that typically charge entrance fees will be offering free admission this weekend.
This special deal marks the start of National Park Week. The 16 parks in Texas like Big Bend, Big Thicket and the Waco Mammoth National Monument will be free of charge on Saturday.
Depending on the park, visitors can save up to $30. National Park Week also offers a series of special events and free guided tours. Activities range from guided hikes to stargazing.