Great country, good people, fantastic places and city.
Casą is the "economic capital" of the country, nice close to the ocean for the rest is just a big city.
Marrakech wonderful in every site, if you have time also visit Fes.
If you like off road ride around the Atlas a lot of wonderful track.
If you want to see some pictures look here www.advtourer.com
there is my gallery of Marocco.
For any other question just ask P.S. Sorry for my english