Hours of Daylight on the Summer Solstice in the Northern Hemisphere

Summer solstice in Australia.

Number of grammatical cases currently in use in European languages.

US States Renamed for Countries with Similar GDPs (2015)

Passports of the World.

Point Nemo: the point in the ocean farthest from land.

Ottoman Map of the World, 1803

The State of Military Connoscription Around the World.

World population estimates from 1800 to 2100, based on "high", "medium" and "low" United Nations projections.

Venice seen from the International Space Station.

The Pan American Highway allowing you to almost drive from the tip of Alaska to the tip of South America.

Monarchies of Europe (2015)

Ethnicities and Religions in Iran.