Edinburgh hosts Scotland’s famous torchlight procession during its Hogmanay celebrations.
The Edinburgh Hogmanay program has become one of the world’s best-known organized New Year events. Its torchlight procession traditionally moves through the city toward the historic center, creating a river of fire and light before the main celebrations. Other parts of the program have included concerts, street parties, ceilidhs, and fireworks near Edinburgh Castle.
The city’s geography and historic architecture give the celebration a distinctive setting. Crowds gather around the Old Town, Princes Street, and the castle area, although exact routes and event arrangements can change from year to year. The program is planned and managed as a large public festival rather than being an informal gathering alone.
Glasgow and other Scottish cities also hold New Year events, so the answer is not “Scotland” generally. Edinburgh is the city specifically associated with the internationally marketed Hogmanay torchlight procession. Hogmanay itself is the Scottish celebration; Edinburgh is its famous host city in this question.