Slides depicting the life and writtings of famed western writer Zane Grey.
The slide program will run through the history of the Delaware and Hudson Canal.
A selection of photographs of Upper Delaware's bald eagles, including chicks, hunting and feeding eagles, and birds at rest.
Invasive plants that can be found in the Upper Delaware corridor.
Images will illustrate the park's internship program.
Last Updated: 09/02/2015