Speedometer 55. Apple map settings.
Speedometer 55 lets you configure Apple Maps with different map types and a traffic overlay option.
You can pick map type here from Street, Satellite and Hybrid (Satellite with street names overlay).

One more option is to show Traffic information overlay on a map.
If you want higher zoom levels when working with satellite map go for the Google satellite map - it has at least twice as higher zoom level, compared to Apple’s satellite maps.
To compare, here is max zoom of Apple map that is currently available:

And here is the extra zoom you are getting with Google satellite map:
