You can bring Fido to Fox Point State Park in Delaware. This popular pet-friendly park is located on the bank of the Delaware River and provides a great vantage point to the vast shipping channel beyond. The park is home to paved pathways, horseshoe pits, picnic tables, and restrooms. There is a fee for entering the park between March 1 and November 30 of $4 for in-state users and $8 for out-of-state. Fox Point welcomes visitors every day of the week between 8am and sunset.