Translation of feasible in German

We wanted to take a hot shower but there was no hot water at all. We asked someone to fix it and he showed us that there was a heating switch outside the bathroom which would turn on the boiler.
We had dinner in a Chinese restaurant not far from where we slept, but it was not good at all. We walked home and slept early. The coming morning we were picked up on the backpackers' street.
I have another question to you: How old are you? You look very young on your picture. Your life sounds really interesting but I cannot imagine how it is to live there. Is it safe there?