Mexico City, Mexico.
Mexico is a beautiful place, you have many interesting places, and although people normally say it's dangerous, it isn't! Just don't go around with a hundred bucks on your hand! It is also a place with a lot of history. And if you're a fan of different types of music or any types of art, Mexico is your place!
The climate is good, and most people go there due to it, it rarely rains, there are many museums. It's the capital and the biggest city of Slovenia. It's the cultural center of it's country, being born by military reasons, it has a lot of history and is also a must-visit.