I bought this America's National Treasures blu ray (U.S.) and just got through going over all the titles on the discs...please see below for the titles of each episode...hope this saves someone else some time (this is less than $6 right now at the jungle website):
Disc 1
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Legacy Of The Great Plains
Volume 1 - Geologic Wonders Of The Northern Plains (t07 / 00004.mpls)
Volume 2 - Sioux Indian Wars (t08 / 00003.mpls)
Volume 3 - Manifest Destiny (t06 / 00002.mpls)
Volume 4 - The Southern Plains (t09 / 00001.mpls)
The Historic South
Volume 5 - Prehistoric Native Americans (t03 / 00007.mpls)
Volume 6 - Southern Spanish Colonies (t05 / 00005.mpls)
Volume 7 - Slavery And The Plantation System (t04 / 00006.mpls)
Volume 8 - Civil War And The Confederacy (t02 / 00008.mpls)
Legacy Of The Great Plains
Volumes 1-4 combined (t00 / 00010.mpls)
The Historic South
Volumes 5-8 combined (t01 / 00009.mpls)
Disc 2
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The Geologic West
Volume 9 - Fossil Treasures Of The Pacific Northwest (t04 / 00001.mpls)
Volume 10 - The Pacific Northwest's Ring Of Fire (t00 / 00006.mpls)
Volume 11 - The Historic Pacific Northwest (t03 / 00003.mpls)
Volume 12 - The Great Biodiversity Of The Pacific Northwest (t02 / 00004.mpls)
The Geologic West
Volumes 9-12 combined (t01 / 00005.mpls)