Historically part of Russia since the seventeenth century, Siberia is a geographical region in Eurasia and North Asia. It extends from the Ural Mountains to the Pacific Ocean. It accounts for 77% of Russia’s land, but only 27% of the population lives here.

The Zambezi River is an east-flowing river in Africa that empties into the Indian Ocean. It is the fourth-longest river in Africa.

Unyanyembe is a town in Tanzania, which Henry Morgan Stanley vi

Barbados is an island nation in the Caribbean Sea, and its capital is Bridgetown.

Established in 1857, the University of Calcutta is located in Kolkata, West Bengal, India.

Brixton Prison was one of the first major prisons to adopt the use of the tread mill as a form of punishment for inmates. The prison was opened in 1820, shortly after the tread mill was invented in 1818. It did not take long for opponents of the tread mill to publish pamphlets arguing that its usage could amount to a form of torture. As John Ivatt Briscoe writes, in his A Letter on the Nature and Effects of the Tread-Wheel, as an instrument of prison labour and punishment, addressed to the Right Hon.