To drive to Gloucestershire, you can take the M5 motorway which runs North-South through the county. If you're traveling from London, take the M4 motorway Westbound and then transfer onto the M5 at junction 15. It's also possible to take A-roads such as the A40 or A46 depending on your starting location.
If you prefer to travel by rail, there are many train stations in Gloucestershire including Cheltenham Spa, Gloucester, and Stroud with direct trains from London, Birmingham and other nearby cities. From the train station, you can take a taxi or public transportation to your destination.
If you're coming from nearby landmarks, you can take the Cotswold Way which offers scenic hiking trails throughout the area. The Bristol Airport is also located nearby and offers direct flights to many international destinations.