In honor of the International Day of Happiness, Jetpac did a little investigation into the happiest places on Earth.
By looking at data compiled from more than 150 million Instagram photos, Jetpac they came up with a list of 124 countries ranked by the number and size of smiles.
While smiles aren't the only measure of happiness, there a sign that people are having a great time. Herewith, the top 10 smiliest places on the planet -- most of them are really pretty, so you can see why people are smiling!
Rio de Janeiro
The Cocora Valley
Salar de Uyuni
5. Costa Rica
Manuel Antonio National Park
Ducligan Rice Terraces
Beach in Tulum
Check out the infographic below for more information on how Jetpac got their results!