Ghandi Maidan is 1.7 mi (2.7 km) from central Patna, why not stop by during your stay. Want to stretch your legs some more? Head to Buddha Smriti Park and Sanjay Gandhi Biological Park, both nearby.
If museums are on your list of things to see in Patna, then you might want to head to Srikrishna Science Centre. If you want to see more of the museums in Patna, you can easily walk to Gandhi Sangrahalaya or Gandhi Museum.