The trek will wrap in September at Nashville's Bridgestone Arena.
The money, which will be donated over the next five years, marks the largest single donation in the foundation's history.
The nostalgic ad comes on the heels of the announcement for her upcoming Eras Tour.
"Done," the pop star replied to a fan who requested she play a certain single on tour next year.
Here's everything you need to know about securing last-minute tickets to The Eras Tour in Vancouver, British Columbia.
Based on her touring history and her overwhelming popularity, Swift's stadium tour is primed to be a career-best.
The stadium shows will mark the superstar's first proper tour in nearly five years.
Originating in Japan, these superstar avatars have exploded globally over the past two years, drawing tens of millions of followers worldwide.
"I want to carry a clear message, particularly as a woman, to always remember my power," she said of the upcoming release.
"I do not think I will ever tour again, but I do know I’ll do special shows here and there," Parton told Pollstar.
