NPS Passport Stamps
America's National Treasures - Our National Parks - are presented in one handy booklet with the Passport To Your National Parks program. This 104 page travelogue includes color-coded maps, pre-visit information, illustrations and photographs. It includes a list of every national park area in the United States. Spaces allow you to collect the series of commemorative Passport stamps issued each year.
Where can you get your National Park passport stamp cancellation for Ala Kahakai National Historic Trail?
For a complete list of all National Park Service stamp cancellation locations, go to: http://www.eparks.com/cancellations.pdf
To learn more about the passport program: http://www.eparks.com/store/home/9221/Theme-Passport/
To purchase a passport book, visit www.eparks.com or visit Hawaii Pacific Parks Association stores at the parks.