Secondary Curriculum: NJ Geography Powerpoint Slideshows Click an image to download that slideshow in .pptx format. The Road to Roads The Main Terrain The Interstate Water, Water, Everywhere Along the Coast Down the River The Delaware & Raritan Canal The Demise of Cities The Past and the Future Where Are We? Diversity Density Socio-Economic Forests Farmlands Pinelands Coasts Solar, Wind, Geothermal