14:00Out for the WeekendUltra Marathons, Reindeer and Full MoonsBBC Radio Scotland Duration: 1 hour, 55 minutes Fri 21st Dec 2018, 14:00 on BBC Radio Scotland ExtraFiona chats to Mark Calder ahead of an extreme Ultra Marathon challenge. Show more GenresChildren'sActivitiesFactualArts, Culture & the MediaBrandOut for the Weekend Source: BBC Online