Add Chinese pistache stop #17
Description
We need to figure out the exact location. (The Science II buildings inner garden are full of them, but we are thinking of another one).
Spreadsheet: https://docs.google.com/spreadsheets/d/1s8GtXKEdwAt4b4bxgf3uJJ4E3mC7PW5CnBU88yKW6F4/edit#gid=0