The 480 BCE Battle of Thermopylae, an epic clash between Greek and Persian forces, is commemorated by monuments, including a statue of defeated King Leonidas.
The 1066 Battle of Hastings, near Battle Abbey, marked by ruins and a stone where King Harold fell, took place between William, Duke of Normandy, and English forces.
The 1690 Battle of the Boyne, between James II and William III, took place near the well-maintained battlefield by the River Boyne, close to Drogheda in Ireland.
A pivotal American Civil War clash, resulted in a Union victory, commemorated at the National Military Park with memorials and the historic Gettysburg National Cemetery.
Belchite's ruins near Zaragoza, bear witness to the Spanish Civil War's 1937 military operations, as Nationalists, led by Franco, bombed the town to quell Republican rebels.
The June 18, 1815 Battle of Waterloo in Belgium, a decisive clash between Napoleon and the Duke of Wellington's coalition, ended in the French emperor's defeat.
The last pitched battle on British soil, saw the defeat of Charles Edward Stewart's Jacobite forces by British government troops led by William Augustus.
The Battle of Stirling Bridge marked the first major defeat of the English in the Wars of Scottish Independence, securing victory for Andrew Moray and William Wallace.
Omaha, a key D-Day landing sector in Normandy on June 6, 1944, saw intense fighting and 2,400 American casualties. Memorials commemorate all five landing sectors.
The Somme battlefields, witness to over a million fallen in the First World War offensive from July 1 to November 18, 1916, stand today as a preserved landscape.