1. In 1865, the first railroad bridge over the Mississippi River was completed in Minneapolis. The bridge connected the city with the east shore and helped boost the local economy.

2. On June 1, 1926, the carved stone head of Abraham Lincoln was placed at the base of the Lincoln Memorial in Washington D.C. The stone was extracted from a Minnesota quarry and sculpted by a Minnesotan artist.

3. In 1936, the iconic Grain Belt Beer sign was lit for the first time in Minneapolis. The sign featured a green and yellow neon skyline with the words "Grain Belt Beer" in bold letters. It became a beloved landmark for locals and visitors alike.

4. On June 1, 1963, the world's first indoor shopping mall opened in Edina, Minnesota. The Southdale Center was designed by architect Victor Gruen and featured a central space with shops and restaurants surrounding it. It sparked a trend towards enclosed shopping centers that spread across the country.

5. In 1991, the Minnesota Twins played their last game at the Hubert H. Humphrey Metrodome in Minneapolis. The dome had been their home stadium since 1982 and hosted two World Series championships for the team. They would move to Target Field in 2010.