Ireland, North, Belfast, St Patricks Day parade passing the Albert clock on the corner of High Street and Victoria Street.

Ireland, North, Belfast, St Patricks Day parade passing the Albert clock on the corner of High Street and Victoria Street.

Ireland, North, Belfast, St Patricks Day parade passing the Albert clock on the corner of High Street and Victoria Street.

Italy, Tuscany, Lucca, Barga, Interior of church with statue, altar and organ pipes visible.

Italy, Tuscany, Lucca, Barga, Interior of church with statue, altar and organ pipes visible.

Transport, Railway, Steam, Detail showing pipework and wheels.

England, Hampshire, Portsmouth, Interior of the Cathedral in the old part of town.

England, Hampshire, Portsmouth, Interior of the Cathedral in the old part of town.

England, Hampshire, Portsmouth, Interior of the Cathedral in the old part of town.

England, Hampshire, Portsmouth, Interior of the Cathedral in the old part of town.

Iceland, Retkjavik,The pipe organ, designed by Johannes Klais, in Hallgrimskirkja Church.

Germany, Berlin, Mitte, elevated red pipes removing water from subterranean construction of new underground U-Bahn line under the Spree River.