You can add shortcuts to the sidebar by dragging. You can right click the folder name in the top bar to get a list of parents. You can also View > Show Path Bar

You can add shortcuts to the sidebar by dragging. You can right click the folder name in the top bar to get a list of parents. You can also View > Show Path Bar and see the the full clickable bread crumbs. Not sure why this is so confusing if you bother to try.