Jamaica is an island country situated in the Caribbean Sea. Spanning 10,990 square kilometres (4,240 sq mi) in area, it is the third-largest island of the Greater Antilles and the Caribbean (after Cuba and Hispaniola). Jamaica lies about 145 kilometres (90 mi) south of Cuba, and 191 kilometres (119 mi) west of Hispaniola (the island containing the countries of Haiti and the Dominican Republic); the British Overseas Territory of the Cayman Islands lies some 215 kilometres (134 mi) to the north-west.

Wales is a country that is part of the United Kingdom. It is bordered by England to the east, the Irish Sea to the north and west, and the Bristol Channel to the south. It had a population in 2011 of 3 million and has a total area of 20,779 km2 (8,023 sq mi). Wales is often used as a unit for measuring area.