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Indian Burial Mound
A Prairie dog town in the beautiful grasslands of Badlands National Park in South Dakota USA
Pile of sand and rock or gravel in concrete plant with sky background in aerial view. Heap of aggregate or material from nature, mine or quarry for mix with cement, concrete for industry construction.
The remains of an old windmill tower constructed using slave labor in the early 1600s by the Spanish settlers in Jamaica.  The structure is located  on the Green Castle Estate Eco-Lodge
A large, open field with a blue sky and a few trees. The sky is clear and the sun is shining brightly
Traveling senior American woman of Hispanic descent stands on the edge of a mountain ridge in Badlands National Park South Dakota and enjoys viewing the beautiful landscape.
A pile of sand lies on the ground.
Tranquil view of landscape with sand dune hills and meadow against blue sky during sunny day at Lønstrup, Denmark
Aerial views of a harbor, Fort Gaines and a bird sanctuary on Dauphin Island, Alabama in February 2020
Porto Amboim, Cuanza Sul province, Angola: mountain of sea salt - salterns by the Atlantic ocean, using salt evaporation ponds, shallow artificial salt pans designed to extract salts from sea water using direct solar energy. Salt winning process - salt-works.
Mound City ancient Hopewell Culture burial mounds, one circular and one long covered in neatly trimmed grass under a dramatic sky
Phyrigian Mounds\nA wide area in the vicinity of Gordion is full of mounds in varying sizes dating back to the period between the last quarter of the 8th century BC and the middle of the 6th century BC. The mounds are the tombs of the Phrygian nobles and notables. The Great Mound, which is the second biggest mound of Turkey with its height of 55m and a diameter of 300m, has a magnificent appearance.
moat around the fort
Aerial view of a mining quarry with heavy machinery, surrounded by forest.
This tumulus is located in Ehime, Japan.
A pile of cereal crops against blue sky
Hopewell Culture National Historical Park
Knowth, Newgrange / Crewbane, County Meath, Ireland: Knowth burial mound (in Irish Cnobha), the site of a Neolithic passage tomb in the Boyne Valley. There is some evidence that activity continued at the Knowth site into the late Neolithic and Bronze Age. The site belongs to the tomb complex of BrĂş na BĂłinne. It lies approximately 1  km northwest of Newgrange, and 2  km west of Dowth. UNESCO world heritage site.
Bronze age burial mound Groenhoej in Horsens, Denmark
Ancient Fujinoki Burial Mound Ikaruga, Nara Prefecture, Japan.
The historical military fort Preble in South Portland, Maine
Kong Asgers Høj is a 5000 year old burial mound for the ancient King Asger on the island of Møn on Denmark. Discovered and excavated in 1839 it is the most famous of many ancient sites dotted around the island. Photographed against a setting sun to enhance the mood of this special place. Colour, horizontal with a low wide angle view for lots of copy space.
A large field with a blue sky and a few trees. The sky is mostly clear with a few clouds scattered throughout. The grass is lush and green, giving the field a peaceful and serene atmosphere
Gas Plants In Bonny Island By NLNG
Looking out from the top of the largest platform mound in the park, two people enjoy the 900 A.D. Middle Mississippian mound in Aztalan State Park with part of a reconstructed stockade. The Native American settlement was abandoned around 1200 A.D.
Salin du midi at Aigues-Mortes in the south of France - The whale
The remains of the walls of an ancient defensive structure.
Cacheu, Guinea-Bissau: Cacheu fort, Portuguese fortress located next to the mouth of the Cacheu river, first established in 1588 - bulwark.
Mound in Aztalan State Park, Wisconsin.
Old clay mining pits near Chudleigh in Devon, UK
Free Images: "bestof:Fort George Island shell mound.jpg Timucua shell mound that served as a source of building material for tabby structures on Fort George Island http //www"
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