Edinburgh hosts the annual Hogmanay celebration centered on Princes Street and Edinburgh Castle. The Scottish capital’s New Year program uses the city’s historic skyline and central streets for concerts, fireworks, and large public gatherings.
Princes Street runs along the northern edge of Edinburgh’s New Town, while Edinburgh Castle rises on Castle Rock above the city. Their combination creates the distinctive setting seen in photographs and broadcasts of the celebration. Events can vary by year, but the city’s Hogmanay identity remains consistent.
This question names the city rather than Scotland because many Scottish towns hold their own Hogmanay events. Edinburgh’s festival is the internationally prominent one associated with the castle and Princes Street. The word Hogmanay itself refers broadly to Scottish New Year customs, not exclusively to the official Edinburgh program.