Where did Lord Mayo establish a college for the children of princely rulers?

Where did Lord Mayo establish a college for the children of princely rulers?

Explanation

Lord Mayo, the Viceroy of India from 1869 to 1872.

He established a college for the children of princely rulers in Ajmer.

This college was known as the Mayo College.

It's purpose was to provide education to the heirs of the princely states.