Watch Border Life episode 93 online

Rock from the island of Ailsa Craig is used to make curling stones used the world over, from New Zealand to Korea and Canada. Starting at sea on a rather choppy day, Sandy McCracken – who isn’t a good sailor! - tells the story from a scenic island to a busy factory and eventually on the ice at a curling rink. Next a riddle. What gift costs nothing but is priceless? As Emma Baker discovers, donating blood can take just minutes but make the difference between life and death.