Open Travel Guide
History of Northern Ireland

Northern Ireland History & Heritage Guide 2026

Northern Ireland's past, on the ground: the sites, museums, and eras that explain what you're seeing.

Northern Ireland has 7+ historical sites covered in this guide, led by Carrickfergus Castle, Dunluce Castle and Derry City Walls. Each entry below includes the practical details — what it costs, when to go, and how to plan around it.

Northern Ireland is a land of dramatic contrasts — volcanic basalt coastlines, rolling green drumlins, and a capital city that has transformed itself from a divided post-industrial city into one of Europe's most vibrant short-break destinations. From the otherworldly columns of the Giant's Causeway to the Titanic Quarter's stainless-steel galleries, Northern Ireland rewards visitors who look beyond the obvious.

Historical sites

Places where Northern Ireland's past comes alive.

Historic

Carrickfergus Castle

Where: County Antrim

Admission: Adults £6, children £4 (~$8/$5)

Historic

Dunluce Castle

Where: County Antrim

Admission: Adults £6, children £3 (~$8/$4)

Historic

Derry City Walls

Where: Derry~Londonderry

Admission: Free

Historic

Museum of Free Derry

Where: Bogside, Derry~Londonderry

Admission: Adults £5, children £2 (~$6/$3)

Historic

Ulster Museum

Where: Belfast

Admission: Free

Historic

Armagh Cathedral (Church of Ireland)

Where: Armagh

Admission: Free (donations welcome)

Historic

Legananny Dolmen

Where: County Down

Admission: Free