Breadcrumb trail
When referring to the Internet or web pages, a breadcrumb trail is a listing of pages often located at the top of the page that helps a user see where they currently are located and how to get back. Below is an example of what a breadcrumb trail may look like for this page.
Computer Hope - Dictionary - B Definitions - Breadcrumb trail
As can be seen from the above example, you can trace your tracks of how you may arrive at the breadcrumb trail definition on Computer Hope.
Also see: Navigation bar, Trace, Web page