Geography

I've heard about the Pacific Ring of Fire but don't understand what it is. Can someone explain this geological phenomenon?...

Why do we have time zones and how are they determined? I'm confused about how the Earth's rotation affects local time....

I'm curious about international borders. Which two countries share the longest continuous border in the world?...

I'm planning a trip to Africa and would like to know what the highest peak on the continent is. Any information about its location would be helpful to...