from october to march the sun never rises above the hills around the valley town of ruka.a problem for karen row who runs the tourism agency. >> people need sun. if people get sun they will be more healthy and will work better. >> reporter: if they get shade and shadow and darkness not so much. >> yeah, that's true. >> reporter: now what nature hasn't provided modern engineering has. they have built a huge array of mirrors on the hillside above the town where the sun does hit. and they move and track the sun reflecting the light right down in to the main square. it was the idea of martin anderson who moved here 12 years ago. >> when you came here what did you think? how can you live like this? >> i had to look for the sun. >> reporter: when the sun did shine, the people of ruka lit up, too. it's not like lighting up the whole place just one spot in the center of town. but it's now one bright spot in an otherwise dark world and that counts. what a change from what had been. >> i thought it was horrible. >> reporter: angela moved here from new jersey five years ago. but she

>> i had to look for the sun. >> when the sun did shine, the people of ruka lit up, too.not like lighting up the whole place just one spot in the center of town. but it's now one bright spot in an otherwise dark world and that counts. >> what a change from what had been. >> i thought it was horrible. >> angela moved here from new jersey five years ago. but she still hasn't gotten over the shock of going from darkness to finally seeing the light. >> you know what it is to not have the sun to suddenly come upon the town square and there's a little bit of sunshine, smiles on everyone's face. >> they may be smiling all winter. mark phillips, cbs news, ruka, norway. >> pelley: invaders from mars, panic on earth and man from mercury was right in the middle of it. the dramatic conclusion of the cbs evening news. she loves a lot of the same things you do. it's what you love about her. but your erectile dysfunction - that could be a question of blood flow. cialis tadalafil for daily use helps you be ready anytime the moment's right. you can be more confident in your ability to be