Countries where the capital isn't really the functional capital?

What are some countries where the major airport and wealth of the country isn't really in the capital city?

For example, in Benin Cotonou is really a functional capital if you will compared to Porto Novo.

Other examples?

What are some countries where the major airport and wealth of the country isn't really in the capital city?

For example, in Benin Cotonou is really a functional capital if you will compared to Porto Novo.

Other examples?