Belgium

A 335-tonne steel lattice sphere-cluster built for the 1958 Brussels World's Fair, whose nine interconnected spheres at 165 billion times natural crystal scale became Belgium's most recognised modern landmark and a symbol of atomic-age optimism.

A Gothic cathedral begun in 1352 and completed in 1521, with a 123-metre spire that was the tallest structure in the Low Countries for four centuries, housing seven major paintings by Peter Paul Rubens inside one of the largest medieval churches in Belgium.

A Napoleonic fortress perched 100 metres above the Meuse River in the wall-walk city of Dinant, rebuilt in 1815 on the site of a medieval citadel destroyed in 1554, with extensive tunnels, underground chambers and a museum dedicated to the 1914 August massacre.

The cobblestone heart of Brussels, surrounded by the gilded Baroque facades of the Town Hall, the King's House and guildhalls that have made this square one of the most celebrated urban ensembles in Europe since the 1695 bombardment.

A 430-hectare medieval city centre enclosed by a ring of canals and streets, UNESCO-listed since 2000 as the most complete example of a medieval commercial capital in northern Europe, with a Gothic cathedral, a 83-metre belfry and intact cloth merchants' architecture.

A 43-metre artificial hill of earth from the Waterloo battlefield itself, crowned by a bronze lion and built between 1820 and 1826 by order of King William I of the Netherlands to commemorate the spot where his son Prince William of Orange fell wounded on 18 June 1815.