In thesis by default their is only one navigation bar that also mostly at the top. if you want to expose your categories then you mostly have to add them in sidebar using Category widget. but mostly we need add them at the top so that people can pay attention to it and visit.
Tag: custom_functions.php
How to move Thesis Navigation bar below Header
This tutorial will guide you to place the navigation bar of the thesis that is at the top to place it below the header. for this we will use thesis_nav_menu hook to place the nav menu below header.