If you have 6 hours to spend in Northampton, here are some suggestions:
1. Northampton Museum and Art Gallery - this museum showcases the history and culture of Northampton through interactive exhibits and displays. Time needed: 1.5-2 hours.
2. Abington Park - a beautiful park with a lake, flower gardens, and plenty of space for a picnic. Time needed: 1-2 hours.
3. St. Peter's Church - a historic church with stunning architecture. Time needed: 30 minutes.
4. Market Square - a bustling square with plenty of shops, cafes, and restaurants. Time needed: 1-2 hours.
5. Delapré Abbey - a stunning abbey with beautiful gardens and a fascinating history. Time needed: 2-3 hours.
In addition, if you have time, consider taking a guided tour of the town or checking out some of the local shops and markets. Overall, there's plenty to do in Northampton to fill a half-day itinerary!