Grandad and Lucy love trains. They set off on a big adventure to see some. This gentle film explores the depth of relationship between grandparents and grandchildren.Grandad and Lucy love trains. They set off on a big adventure to see some. This gentle film explores the depth of relationship between grandparents and grandchildren.Grandad and Lucy love trains. They set off on a big adventure to see some. This gentle film explores the depth of relationship between grandparents and grandchildren.