Translation of seelenlos

In order to change something you need to have courage, even if it is the smallest thing. Actually let me refine, changing needs only courage if the current situation is not bad but not perfect either.
The tour started soon and we first visited the ruins nearby, which was a ten minutes drive. A tour guide introduced us to each and every pyramid and told us stories about practically every stone.
We had to be careful of not falling into the water. We rowed for about an hour and we got tired pretty easily. Especially the other man and woman looked devastated, at the limit of their physical capabilities.