India, officially the Republic of India (Bharat Ganrajya), is a country in South Asia. It is the seventh-largest country by area, the second-most populous country with over 1.2 billion people, and the most populous democracy in the world. Bounded by the Indian Ocean on the south, the Arabian Sea on the south-west, and the Bay of Bengal on the south-east, it shares land borders with Pakistan to the west; China, Nepal, and Bhutan to the north-east; and Burma and Bangladesh to the east. In the Indian Ocean, India is in the vicinity of Sri Lanka and the Maldives.

Australia, officially the Commonwealth of Australia, is a country comprising the mainland of the Australian continent, the island of Tasmania, and numerous smaller islands. It is the world's sixth-largest country by total area. Neighbouring countries include Indonesia, East Timor and Papua New Guinea to the north; the Solomon Islands, Vanuatu and New Caledonia to the north-east; and New Zealand to the south-east. For at least 40,000 years before the first British settlement in the late 18th century, Australia was inhabited by indigenous Australians, who spoke languages grouped into roughly 250 language groups.

Denmark, officially the Kingdom of Denmark, is a sovereign state in Northern Europe, located south-west of Sweden, south of Norway, and bordered to the south by Germany. The Kingdom has two autonomous constituent countries in the north Atlantic Ocean, the Faroe Islands and Greenland. At 43,094 square kilometres (16,638.69 sq mi), and a population of around 5.6 million inhabitants, Denmark consists of a peninsula, Jutland, and the Danish archipelago of 407 islands, of which around 70 are inhabited, are characterised by flat, arable land and sandy coasts with little elevation and a temperate climate.

Germany, officially the Federal Republic of Germany, is a federal parliamentary republic in western-central Europe. The country consists of 16 states and its capital and largest city is Berlin. Germany covers an area of 357,021 square kilometres (137,847 sq mi) and has a largely temperate seasonal climate. With 80.6 million inhabitants, it is the most populous member state in the European Union. Germany is the major economic and political power of the European continent and a historic leader in many cultural, theoretical and technical fields.

Indonesia, officially the Republic of Indonesia, is a sovereign state in Southeast Asia and Oceania. Indonesia is an archipelago comprising approximately 17,508 islands. It encompasses 33 provinces and 1 Special Administrative Region (for being governed by a pre-colonial monarchy) with over 238 million people, making it the world's fourth most populous country. Indonesia's republic form of government comprises an elected legislature and president. The nation's capital city is Jakarta. The country shares land borders with Papua New Guinea, East Timor, and Malaysia.

Japan, is an island nation in East Asia. Located in the Pacific Ocean, it lies to the east of the Sea of Japan, China, North Korea, South Korea and Russia, stretching from the Sea of Okhotsk in the north to the East China Sea and Taiwan in the south. The characters that make up Japan's name mean "sun-origin", which is why the country is sometimes referred to as the "Land of the Rising Sun". Japan is an archipelago of 6,852 islands, the four largest being Honshu, Hokkaido, Kyushu and Shikoku. Together, these four islands hold about 97 percent of the country's land area.

London, is the capital city of England and of the United Kingdom. It is the most populous region, urban zone and metropolitan area in the United Kingdom. Standing on the River Thames, London has been a major settlement for two millennia, its history going back to its founding by the Romans, who named it Londinium. London's ancient core, the City of London, largely retains its 1.12-square-mile (2.9 km2) mediaeval boundaries and in 2011 had a resident population of 7,375, making it the smallest city in England. In the 19th century, the term London has also referred to the metropolis developed around this core.

Paris, is the capital and most populous city of France. It is situated on the Seine River, in the north of the country, at the heart of the Ile-de-France region. Within its administrative limits (the 20 arrondissements), the city had 2,234,105 inhabitants in 2009 while its metropolitan area is one of the largest population centres in Europe with more than 12 million inhabitants. An important settlement for more than two millennia, by the late 12th century Paris had become a walled cathedral city that was one of Europe's foremost centres of learning.

Singapore, officially the Republic of Singapore, is a sovereign city-state and island country in Southeast Asia. It lies off the southern tip of the Malay Peninsula and is 137 kilometres (85 mi) north of the equator. Made up of the lozenge-shaped main island (widely known as Singapore Island but also as Pulau Ujong, its native Malay name) and over 60 much smaller islets, it is separated from Peninsular Malaysia by the Straits of Johor to its north and from Indonesia's Riau Islands by the Singapore Strait to its south. The country is highly urbanised, with very little primary rainforest remaining.

Zurich, is the largest city in Switzerland and the capital of the canton of Zurich. It is located in north-central Switzerland at the northwestern tip of Lake Zurich. The municipality has approximately 400,028 inhabitants, and the Zurich metropolitan area 1.83 million. Zurich is a hub for railways, roads, and air traffic. Both Zurich Airport and railway station are the largest and busiest in the country. Permanently settled for around 2000 years, the history of Zurich goes back to its founding by the Romans, who, in 15 BC, called it Turicum. However, early settlements have been found dating back more than 6400 years ago.