The Knights of Calatrava were founded in 1158 by King Alfonso VII of Castile (Alfonso VII) and the Knights Templar in order to resist Moorish domination of the Iberian Peninsula (I. e., the "Recapture Movement"). The name "Calatrava" comes from a castle near the city of Real (originally "Calatrava la Vieja"), which was the original headquarters of the Knights. Old Calatrava La Vieja served as the "mother fort" of the Knights at the time ".

Bouva-Koutier (Bois-Couturier) is located in the Ille-Vilene department (Ille-et-Vilaine) of Brittany, France, in a low and gentle hilly area covered by forests. The "Bois" in its name means "forest", and "Couturier" may be derived from local place names or family names. The tomb was accidentally discovered by local farmers when they were reclaiming land in the early 20th century, and was subsequently recorded and initially excavated by archaeologists. It is now an important site in the French "Prehistoric Megalithic Relics Protection List.

The prehistoric stone tomb site in Kilmatin Gorge, Scotland, has a history of approximately 4000 years and is a large circular tomb.

Mycenae was the main center of Greek civilization, a military fortress that ruled over most of southern Greece, Crete, the Cyclades Islands, and southwestern Anatolia. The Greek history from 1600 BC to 1100 BC is called Mycenaean, named after Mycenae.

An abandoned industrial site located in Niigata Prefecture, Japan. The facilities that were once used for industrial production were later abandoned due to various reasons. Abandoned factories often become destinations for explorers and photography enthusiasts due to their unique sense of history and industrial aesthetics. These sites are also often used for creating 3D models to document and showcase their current condition. Reflecting the historical changes in the industrialization process, it also reminds people to pay attention to the protection and reuse of industrial heritage.

Whitby, located in North Yorkshire, England, is a historic monastery site situated on a cliff overlooking the sea. Originally established by King Oswey of Northumbria around 657 AD, it was later rebuilt after the Norman Conquest and remained the center of religious life until its dissolution in 1539. Not only is it an important location in the history of Christianity in England, but it is also the source of inspiration for the legendary Count Dracula. The site includes the ruins of a 13th century Gothic monastery and a modern museum showcasing the monastery's story. Whitby Abbey remains a popular tourist attraction to this day.

The Tilbury Fortress Sword and Mortar Position is an important historical site located in Tilbury Fortress, England. A fortress built in the 16th century, located on the banks of the Thames River. The rapier mortar position is part of this fortress, designed to defend against attacks and protect the entrance to the River Thames. It includes a series of buildings and facilities for deploying and operating mortars. These mortars are short-range artillery used to deal with targets at close range. The position also includes observation stations and defensive fortifications to ensure the safety and effectiveness of the position. Witnessed important moments in British history, including military actions during the two World Wars.