1. On June 11, 1829, the first steamship arrived in Portland, Maine, marking the beginning of an era of steam-powered transportation in the state.

2. In 1935, the first outdoor drive-in movie theater in Maine opened in Westbrook on June 11. The Pine Tree Drive-In operated for nearly 60 years before closing in 1994.

3. On June 11, 1863, during the Civil War, the 17th Maine Volunteer Infantry fought in the Battle of Port Hudson in Louisiana. The regiment sustained heavy losses but played a crucial role in the Union victory.

4. In 1875, the first telephone line in Maine was established between Portland and Brunswick on June 11. This marked the beginning of the telecommunications revolution in the state.

5. On June 11, 1919, Charles Lindbergh made his first solo flight, taking off from a runway in Old Orchard Beach, Maine. The future aviation legend was working as a barnstormer at the time and went on to fly across the Atlantic Ocean in 1927.