1. On April 6, 1912, the town of Cantwell, Alaska was incorporated. Located in the heart of the state, Cantwell was originally a flag stop for the Alaska Railroad. Today, it serves as a gateway to the Denali National Park and Preserve.

2. In 1917, the Alaska Road Commission began working on the Richardson Highway, which would become the first road system in Alaska. On April 6 of that year, a crew of men working on the highway's bridge over the Copper River were caught in a flood. 16 men died in what became known as the "Miles Glacier Disaster".

3. The Alaska Earthquake of 1946 struck on April 6, resulting in widespread damage throughout the state. The magnitude 7.4 earthquake caused landslides and tsunamis, including a wave that devastated the village of Chenega, killing 23 people.

4. In 1973, the Trans-Alaska Pipeline System was authorized by President Richard Nixon. The 800-mile long pipeline would transport oil from the Arctic Circle to the port of Valdez. Construction began on April 6, 1974 and the first oil was pumped through the pipeline in 1977.

5. On April 6, 2006, the film "The Great Alaskan Mystery" was released. The 13-part serial was originally released in 1944 and starred Milburn Stone as a government agent trying to stop a villainous group from gaining control of a mysterious substance with incredible energy-producing properties. The film's setting in Alaska was a nod to the state's role in World War II, being a strategic location for the transportation of troops and materials.