Feed Your Geography Curiosity with 199 Countries of Data
Which country has the most land borders? The smallest capital city? You'll find out.
TerraLenses is a geography enthusiast's playground — unexpected rankings, surprising country facts, and the ability to compare any two countries on the planet. Prepare to go down a rabbit hole.
Explore Country Rankings →How TerraLenses Helps
Explore surprising world rankings
Which is the world's smallest country? Which nation has the most land borders? The most populated? Our rankings reveal the geography facts that stump even avid quizzers.
Explore rankings →Settle geographical debates
Is Australia bigger than Europe? Is Russia's population higher than Canada's? The comparison tool puts any two countries side by side so you can settle bar trivia once and for all.
Compare any two countries →Discover island nations
From Nauru (the world's smallest island nation) to Indonesia (with 17,000 islands), our island nations ranking covers every country entirely surrounded by sea.
View island nations →Explore lesser-known countries
How much do you know about Palau, São Tomé and Príncipe, or Nauru? Click any country on the map or browse the full list to discover the world's most obscure nations.
Browse all 199 countries →Popular Comparisons
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Frequently Asked Questions
What is the world's smallest country?
Vatican City, with an area of just 0.44 km² and a population of around 800. It is an independent city-state within Rome, Italy. See it in our smallest countries ranking.
Which country has the most land borders?
China and Russia are tied — both share land borders with 14 other countries. See the full ranking on our Most Land Borders page.
What is the world's largest country by area?
Russia, at 17,098,242 km² — nearly twice the size of the second-largest country, Canada. It covers about 11% of the Earth's total land surface.
How many island nations are there?
There are approximately 47 countries that are entirely surrounded by water with no land borders. These include Japan, Australia, Iceland, Cuba, and many Pacific island nations.