more these stone structures might well date back a thousand years people began breeding lifestyle keir an attempt century shepherds use these structures as shelters if these twelve ruins are anything to go by and doesn't shepherds would stay here at a time while their animals graced up in the mountains or. as we move forward into the mists we passed on the travellers making their way towards camp and they told us we were close to an oasis. you can swim here. thinking about having a swim. every weather was better go ahead. it's not cold. this is the round lake it's fed by six surrounding springs and it's clear waters team with wildlife and you know this lake form does the result of glaziers making depressions in the ground it's likely to be hundreds of thousands or even millions of years old. and just beyond its banks there's a view that's worth all the effort it takes to get here. so i said i want to see the most beautiful part to the mountains and i think definitely counts it might have taken on with the bay of walking on a pretty uncomfortable night and finally made it right at the h

>> keir simmons, thanks for the latest on nelson mandala. >> joining me is charmaine gault, an msnbcst. very good to see you. let's talk about mandala, his health, how important he is to his country. if not only his historic role going all the way back, but also the way he brought all sides together through reconciliation. >> absolutely. andrea, thank you for having me. all the information i get from close people to mandala indicate that your report recently a few minutes ago, is accurate. that he is steadily improving. and of course, he is 94 years old and has had repeated problems with his lungs. i'm told it could be as much as two weeks that he's in the hospital. i'm sure they won't let him go until they feel confident that he is doing well. he is a symbol not only in south africa, the story that was just told is so symbolic of how people in south africa feel about nelson mandala. both black and white. because he stood for reconciliation. once he became president, and i think that even though today. there is still gross disparities, still gross disparities in the economic situatio

keir, good morning. >> reporter: good morning, lester. men during three months on the pacific risking their lives in the years after world war ii. look at this basic sail, because their leader believed that early south americans had journeyed on a raft like this to the south pacific islands. it was balsa wood and rope. they clung on for dear life and put their faith in an ancient legend, contaki, a king from peru. he sailed across the pacific to polynesia, populating the islands. in 1947 a norwegian defied warnings to make the more than 4,000 mile voyagvoyage. >> in order to prove it was possible to cross the pacific on a balsa wood raft. >> his grandson gave me a tour of the tiny courses. >> this was the shelter from the sun and rough weather. >> reporter: wow. it is so cramped, just try and stand up. you're taller than me. >> it's quite low. >> there were six men on board and a parrot, so this bit of decking is the kitchen. >> yes, right here. >> what did they cook? >> a lot of flying fishes were landing on deck every single day so they

attack is a global event, it's being felt around the world this morning, for that let's get to nbc's keir morning to you. >> good morning to you, savannah. the horror of what happened in boston is echoing around the world this morning. let me show you a couple of front pages this british newspaper "the daily mail" "bloodbath at the marathon" an italian newspaper showing that chilling picture from the moments after the explosions. german newspaper praising what it calls the well functioning american security system, and how the american security responded immediately afterwards and politicians around the world, too, the australian prime minister julia gillard saying australia condemns the attack. statement by china seen as significant, china strongly condemns and firmly opposes any violent attacks against civilians so messages of support for boston from around the world, savannah. >> meantime two big public events coming up in london including the london marathon this weekend. >> that's right. the london marathon is on sunday, they're expecting 700,000 spectators and competitors and prince