History geek and travel junkie Alison Stewart takes lucky Americans on a trip across space and time.. Alison uncovers new family roots and offers a once in a lifetime chance to actually walk in their ancestors’ footsteps. These Americans discover their place in the great American story, learning new things about their families – and themselves – that were once lost to time.. At the end of their journey, they will be shocked how connected we all are to some of the most famous people and events in our nation’s history.