Verb conjugation of "colindar" in Spanish

I ordered a cab at four o'clock in the morning which took me to the Central Bus Station. I was much to early because the bus would go just at seven o'clock. Anyway I was sitting there and listening to music.
Anyway, I used these two weeks of break in order to fly to a Spanish speaking country and learn a new language. My friends told me that it was a waste of time but I really insisted. It is educational.
The next day it we had another hike, this time much further away, but luckily downhill. We again walked through various rice fields and rice terraces, along rivers and through hill tribe villages.