for dierdre wolownick, it was the gift she gave herself for her 70th birthday. it was quite the day. happy birthday. reporter: wolownick, who didn t even start climbing till she was nearly 60, recently broke the record as the oldest woman to summit el cap. i ve reinvented myself many times. how does it feel to get your hands back on the wall? i love it. reporter: always an intellectual, she says she s never really been athletic but wanted to find a new way to connect with her son. my son is his entire belief and i m a foreign language teacher. reporter: featured in free solo documentary. she s getting passionate about something and discovering it in middle alien. she s not the fastest or the strongest but she is willing to stick with it for a long long time and keep grinding. reporter:. figure you can dream of you want to do you can do it one