Season 15 aired between 08 Apr 2012 and 20 Apr 2014, 12 episodes.
Episodes
E01
Papua New Guinea Islands
E02
Bangladesh
22 Apr 2012
E03
Puerto Rico
15 Apr 2012
E04
Eastern Canada
28 Oct 2012
E05
World War II: In the Pacific
E06
East Texas
20 Apr 2014
E07
West Texas
08 Apr 2012
E08
London City Guide 3
E09
Mid Atlantic States, USA
E10
Great Historic Sites - The Age of Empire
E11
Great Historic Sites - The Modern World
E12
Isolated Isles: Marshall Isles & Dutch Antilles