Google maps are available for the city of Prague.
These include road and street maps of Prague, as well as the locations of major landmarks, museums, hotels, hostels, restaurants, cafes, bars, shops, and boutiques.
You can take a look at the Google map of Prague below and zoom in to see specific places of interest in the city.
If you want to, you can save specific places to your map to have a custom map of Prague for your trip.