Is Glenfinnan Viaduct worth visiting? With more than 300,000 annual visitors, The Glenfinnan Viaduct, also known as the Harry Potter train to Hogwarts, is a popular and magical site and definitely worth visiting. More About Glenfinnan Glenfinnan is situated at the head of Loch Shiel which stretches south west for 20 miles to Acharacle and […]