Londonderry, also known as Derry, is a city in Northern Ireland situated on the banks of the River Foyle. It is known for its well-preserved 17th-century city walls, which are among the best in Europe. The city has a rich history, marked by its role in the Troubles, a conflict that affected Northern Ireland from the late 1960s to 1998. The city is home to several cultural and historical sites, including the Guildhall and the Museum of Free Derry. Londonderry is also recognized for its vibrant arts scene and annual events, such as the Londonderry Jazz Festival. The city is a focal point for both tourism and local community activities.