1. The Vermont Statehood Day: March 3, 1791, marks the date when Vermont officially became the 14th state to join the Union. Prior to this, Vermont had been an independent republic for over 14 years.

2. America's First State Capital: On March 3, 1778, the Vermont General Assembly chose Windsor as the state's first capital. This made Vermont the first place in America to establish a state capital separate from a colonial or pre-existing settlement.

3. It's also Town Meeting Day: In Vermont, March 3 is known as Town Meeting Day. This is the day when citizens gather to discuss and vote on town budget proposals, elect local officials, and discuss community issues. It is a unique aspect of Vermont's government and democracy.

4. A Famous Governor: Vermont also has a famous Governor associated with March 3. Phil Hoff, Vermont's 73rd Governor, was born on this date in 1924. Hoff served as Governor from 1963-1969 and was known for his progressive policies and civil rights advocacy.

5. Vermont's Purple State Dinosaur: On March 3, 2017, Vermont Governor Phil Scott signed a bill designating the woolly mammoth as the state's official fossil. However, the bill also recognized the honorable mention of the state's purple-state dinosaur, the Brachiosaurus. This was a fun way to recognize Vermont's unique quirks and embrace its natural history.