Nobody had wanted to think about the time their mother could not take care of herself. She had always been there for them, and they kept putting off discussions. Upon her passing, with no known will, the fighting ended up in court and took a heavy toll on the family.
Before traveling, make sure your designations are accurate, your documents are in a safe place, and your family knows how to access them. At minimum have a will, power of attorney, guardian for your children.