Northern NJ has it's nice areas to be sure, Delaware Water Gap and Sussex County come to mind.
The Northeastern part of New Jersey has a concentration of Manufacturing and Industry, such as the I-80 Corridor and the NJ Turnpike that most people think is representative of all of New Jersey. " What's that smell...?"
I like that South Jersey seems to be a well-kept secret. Pristine beaches are the norm down this way. The Pinelands Preservation Area in Central/South Jersey covers some 1.5 million acres and is very popular as camping and wheeling destinations with white sugar sand, dense pine forests and crystal clear lakes and streams.
Hey, it's not Oregon with their old growth hardwood forests. All of NJ is basically a coastal flood plain anyway and the topography reflects that.
That being said, here's a few from my "neck of the woods".