1. The town of Franconia was incorporated on July 31, 1764, making it one of the oldest towns in New Hampshire. It is named after the Franconia mountain range, which is located in the town.

2. On July 31, 1852, the town of Milton was incorporated. Originally named "Milton Mills," it was a prominent mill town in the 19th century and had a thriving shoe industry.

3. The Old Man of the Mountain, a natural rock formation in Franconia Notch, collapsed on May 3, 2003, but July 31 is celebrated as "Old Man of the Mountain Legacy Day." The day is dedicated to remembering the iconic symbol of New Hampshire and its significance to the state's history and culture.

4. On July 31, 1905, Concord High School was founded. It has since become one of the largest high schools in New Hampshire and has produced many notable alumni, including several governors, congressmen, and business leaders.

5. In 1978, Winnipesaukee Playhouse held its first performance on July 31. The theater company has since become a staple of New Hampshire's performing arts scene, featuring productions of classic and contemporary plays as well as education outreach programs.