That's such a sweet gesture of you towards your mother and she surely seems to be a woman of very high will power. I can feel how overwhelmed you are even after such a long time of this experience and your emotions are pouring out in your pictures.
Look at the place, it's so breathtaking. I have never been here, but yes it is my wish to make it once in lifetime, hope I can soon. And you also got time to spend by yourself and enjoy the beauty around that was the best part
Uttarakhand is full of beauties - though there are risks , its worth to see some places once.