Visit all seven continents.
Visit all 50 states of United Stated of America
Visit New 7 Wonders of the World, selected on 2007 with The Great Pyramid of Giza as honorary status.
Visit all Balkan countries.
Visit all countries of European Union.
All fifty-four: the official capital in each case, so Yamoussoukro rather than Abidjan and Dodoma rather than Dar es Salaam.
Forty-seven seats of government, Ankara to Tokyo, taking in the four Central Asian capitals most itineraries skip.
Forty-six capitals from Reykjavik to Nicosia. Amsterdam stands for the Netherlands, where the government actually sits in The Hague.
Twenty-three capitals from Ottawa to Port of Spain, most of them Caribbean island towns of a few thousand people.
Fourteen Pacific capitals, including the four nobody visits on purpose: Ngerulmud, Palikir, Yaren and South Tarawa.
Twelve countries and thirteen cities - Bolivia is on twice, because Sucre is the constitutional capital and La Paz the seat of government.
A triangle the size of a continent, almost all of it water. Collect the islands in between.
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