United Kingdom Pt. 1

February 5, 2011 | 13 Episodes

United Kingdom Pt. 2

January 25, 2012 | 13 Episodes

United States of America

February 18, 2013 | 13 Episodes

Australia

February 26, 2014 | 15 Episodes

Europe Pt. 1

February 9, 2015 | 9 Episodes

Europe Pt. 2

January 4, 2016 | 10 Episodes

Asia Pt. 1

January 16, 2017 | 15 Episodes

Asia Pt. 2

January 6, 2018 | 15 Episodes

United Kingdom (New Version, Pt. 1)

February 25, 2019 | 15 Episodes

United Kingdom (New Version, Pt. 2)

September 30, 2019 | 15 Episodes