I have cities, but no houses I have mountains, but no trees I have water, but no fish I have roads, but no cars What am I

It’s black when you buy it, red when you use it, and white when you throw it away. What is it?

first four are found in grains, all across the world, though not ones you eat, but those that wash ashore. last three are a container, six sides to be exact. I am what UPS specializes in, when a flat envelope will not do.

I’m found in your ear and I’m found in a kit, I respond with a boom whenever I'm hit.

Sweet and fragrant is my specialty and the rest you can say it's history