Radioactive fallout from Chernobyl disaster (1986) in Curie/km2. The unusual distribution of fallout was caused by cyclone going through the area at that time. @GeogramChannel

James Cook's map of New Zealand. One of the most important maps in New Zealand's history and the first complete map of the two island's coastlines. Made during Cook's first voyage. @GeogramChannel

How much is each of the 50 American States worth? GDP comparison with other countries. @GeogramChannel

Locations of all lunar landings. @GeogramChannel

How much snow it typically takes to cancel school in the U.S. @GeogramChannel

Border changes in the history of Poland. @GeogramChannel

Results of Italian referendum from 1946 deciding whether Italy should be a republic or monarchy. Republic has won with 54,3% of the votes. @GeogramChannel

The Wallace Line, separating Australasian and Southeast Asian fauna and flora. @GeogramChannel

Map of European countries by number of neighbouring countries. @GeogramChannel

The Arab spring, five years on. @GeogramChannel

When monarchy was abolished in European countries. @GeogramChannel

A map of border realities on the ground. @GeogramChannel

Map of Europe if all the ice melted (sea level +66 m). @GeogramChannel

60% of the population of Iceland lives here. @GeogramChannel

Salar de Uyuni, the world's largest salt flat, Bolivia. @GeogramChannel

How often countries vote with the United States at the United Nations General Assembly. @GeogramChannel

Comparison of population density in New York City during the day and the night. @GeogramChannel

Countries that recognise the State of Palestine. @GeogramChannel

The international border between Sweden and Finland on the skerry Märket. @GeogramChannel

Most common country of origin of foreign-born population. @GeogramChannel

Accessibility of the World in the late 1950s. @GeogramChannel