The Portal 31 Underground Mine Tour in Lynch, Kentucky, takes visitors into a former coal mine, showcasing the history of coal mining and the diverse workforce that powered it. Built in 1917, Lynch was once the world’s largest coal camp, with Black miners making up 25% of its population. The tour features interactive exhibits highlighting mining life, including the experiences of Black miners. Generally accessible, reservations are recommended. Nearby, the Lamphouse Coffee Shop offers a historic stop for visitors.