41Latitude has produced some great examples of the map styles that you can create in Google Maps with the new Styled Maps feature. Each of the examples is accompanied by some suggestions of how the styles could be used and the JSON code that you can use to create the style.
The styles created include ‘Buildings’ (example in the pic above), ‘Inverted Maps’, ‘Grayscale’ and many, many more. If you are looking to customise the look of your created maps this is a great place to get some inspiration (and the JSON code).
If you want some more ideas about how to customise your maps then the Google Geo-Developers Blog post Five Great Styled Maps Examples
is also a great resource. The article includes seven (not five!) Google Maps applications that use Styled Maps to create an individual look. Here are the seven websites: