The direct related item (neighbor city).
neighbor of the neighbor
The indirectly related item (neighbor city of the neighbor).
back and forth
mark favorits
You can also use your browser to quickly access your favorite entry points into the map. Simply add the current map item (or your other prefered points of entry) to your browser favorits or bookmarks. 
add a new item
Simply press the Insert key on your keyboard to open the 'Add Item' dialog. Then type "My Item" into the selected 'Label' text box and press Enter to create the new item.

Simply use your browser's history to move back and forth while navigating a Web Map.

You can find the labels as Web page titles in your browser history management.