Open Travel Guide
History of Leinster

Leinster History & Heritage Guide 2026

Explore the rich history, historical sites, and museums of Leinster.

This guide covers 5+ historical sites in Leinster — Newgrange Passage Tomb, Kilmainham Gaol and Trim Castle top the list. Every recommendation carries its practical details: typical costs, the best time to visit, and what to know before you commit.

Leinster is Ireland's eastern province, home to the capital Dublin and encompassing 12 counties stretching from the rolling Wicklow Mountains to the ancient passage tombs of the Boyne Valley. It blends vibrant urban culture with prehistoric monuments, medieval castles, and some of Ireland's most dramatic coastal and mountain scenery.

Historical sites

Places where Leinster's past comes alive.

Historic

Newgrange Passage Tomb

Where: Donore, Co. Meath

Admission: €16 adult / €8 child (~USD 17.50 / 8.75)

Historic

Kilmainham Gaol

Where: Dublin 8

Admission: €8 adult / €4 child (~USD 8.75 / 4.40)

Historic

Trim Castle

Where: Trim, Co. Meath

Admission: €5 adult / €3 child (~USD 5.50 / 3.30)

Historic

Glendalough Monastic Site

Where: Co. Wicklow

Admission: Site free; Visitor Centre €5 adult (~USD 5.50)

Historic

Christ Church Cathedral

Where: Dublin 8

Admission: €8 adult / €4 child (~USD 8.75 / 4.40)