A visit to Metrolina uncovers an age-old family mystery.

The crew visits the site of a 1967 federal moonshine sting

Earnhardt Jr. visited the site of an on-track dispute.

Earnhardt Jr.’s crew visits a Fireball Roberts road course

The crew heads to Hinchliffe Stadium of midget car fame.

Earnhardt Jr. meets up with Richard “The King” Petty.

The team explores one of racing’s deadliest speedways.

Earnhardt Jr. gives a tour of his racecar graveyard.

Dale Earnhardt Jr. pursues a deeper understanding of NASCAR by going to its birthplace.

Dale Earnhardt Jr. visits the site of the greatest upset in racing history.

Dale Earnhardt Jr. sends Matthew Dillner and Bobby Markos to find San Antonio Speedway.

Dale Earnhardt Jr. visits Columbia Speedway to better understand a 1966 boycott.

Dale Earnhardt Jr. is blown away by the size of America's only lost superspeedway.

Dale Earnhardt Jr. sends his crew to find a track that produced one of his racing heroes.

Dale Earnhardt Jr. explores an old fairground speedway that was the site of an infamous crash.

Dale Earnhardt Jr. is forced to say goodbye to the place where his career began.