What's the tourist looking at?
The tourist is looking at the map.
     src        edge_attr  dst
0      1   to the left of   20
1      1   to the left of    2
2      2            below    7
3      2   to the left of   12
4      2   to the left of    8
..   ...              ...  ...
117   27  on the front of   26
118   27   to the left of   23
119   28   to the left of   19
120   28   to the left of   23
121   28   to the left of   24

[122 rows x 3 columns]