Geography

An estuary is a type of ecosystem found when a river flows into the ocean. Discover 10 of the world’s largest estuaries.

These Are the World’s Closest Capital Cities

We tend to think of world capitals as being far away from one another, and most of them are. However, there are some notable exceptions that are surprisingly close to each other. Here are the world’s closest capital cities.

Geography
A Guide to the 5 Major U.S. Territories

The five major U.S. territories — Puerto Rico, Guam, the U.S. Virgin Islands, American Samoa, and the Northern Mariana Islands — are each home to stunning natural landscapes and distinct cultures that have taken root over thousands of years. Get acquainted with the U.S. territories and find out why any one of them makes a worthy addition to your travel wish list.

Geography
5 Beautiful Bays Around the World

Bays often form some of the planet’s dreamiest natural landscapes. These brilliant-blue coastal bodies of water are often surrounded by dramatic cliffs, towering rock formations, and postcard-worthy beaches — making them a surreal sight to witness up close. Check out five of the world’s most beautiful bays.

Geography
These Are America’s 10 Largest Metro Areas

As urbanized as the U.S. is today, it wasn’t until 1920 that the majority of Americans resided in cities. Now, it’s exceedingly unlikely that that trend will ever reverse. Take a look at the 10 largest metropolitan areas in the country, as of 2024.

Geography