This spectacular blast hole, 91 metres across and 21 metres deep, is what remains of a series of explosions which took place on 1st July 1916. They marked the beginning of the Battle of the Somme for British troops.
Exposition - Parc du Château de Tailly-l'Arbre-à-mouches
This exhibition, housed in the outbuildings, covers the period of Maréchal Leclerc's occupancy and the liberation of France in 1944.
The 18th century château has three high roofs covered in distinctive slates.