🇺🇸 United States · Megalith
Bighorn Medicine Wheel
Late Prehistoric 1200–1700 CE · Plains Indians
24 m medicine wheel 28 spokes, solstice alignments.
🇬🇧 United Kingdom · Megalith
Rudston Monolith
Late Neolithic (1600 BCE? — stone older) · Grooved Ware
Rudston Monolith in East Yorkshire, Wolds, United Kingdom is a Late Neolithic (1600 BCE? — stone older) megalithic attributed to Grooved Ware culture.
🇵🇪 Peru · Archaeological wonder
La Petaca
Late Intermediate 1000–1470 CE Chachapoya rock art and chullpa-mast tombs · Chachapoyas
High cloud-forest complex at 2950 m southeast of Leimebamba: overhang shelter 30 m long retains 200+ red ochre paintings (anthropomorphs, camelids, geometric) and adjacent rectangular chullpa…
🇳🇬 Nigeria · Mound
Ngala / Ndufu Mound (Chad Basin)
Iron Age to Kanem-Bornu · Chad Basin
Firki classic mound 5 m with cattle-trail causeways visible on SAR; compound enclosures vs kraals detected by magnetometry.
🇮🇩 Indonesia · Megalith
Gunung Padang
Late prehistory to early classical; accepted 2000 BCE–1500 CE oral claims; controversial Pleistocene claim 25,000 BCE · Austronesian / Sundanese prehistoric; possibly pre-Hindu Javanese
Stepped hilltop punden berundak (terraced pyramid) with five basalt column terraces, retaining walls and standing stones covering 150×45 m at 885 m elevation; upper structures dated 45 BCE–22 CE,…
🇪🇸 Spain · Ancient city
Rusadir
Phoenician to Late Antique (7th c. BCE–5th c. CE) · Phoenician / Punic / Roman / Mauri
Punic-Roman cape town beneath Melilla with dye vats and tophet.
🇨🇩 Democratic Republic of the Congo · Rock art
Matupi Cave (Ituri) – 40-ka Rainforest Foragers
Later Stone Age · Rainforest foragers (pre-Bantu)
10 m stratified rainforest sequence proving equatorial forest foraging since 40 ka (charcoal, palm nuts, phytoliths, toolkit).
🇵🇪 Peru · Archaeological wonder
Machu Picchu
Late Horizon (Inca Imperial, ~1450–1530 CE) · Inca (Quechua)
15th-century Inca citadel perched at 2,430 m on a narrow saddle between Machu Picchu and Huayna Picchu peaks above the Urubamba Valley.
🇺🇸 United States · Archaeological wonder
Chaco Culture National Historical Park
Pueblo II–III 850–1250 CE (Chacoan fluorescence 1020–1140) · Ancestral Puebloan (Anasazi) / Chacoan
Chacoan canyon with 15 monumental Great Houses (Pueblo Bonito 650 rooms, 35 kivas) and engineered roads, built 850–1150 CE by Ancestral Puebloans as ritual and trade center for San Juan Basin,…
🇵🇪 Peru · Archaeological wonder
Ollantaytambo
Inca Imperial 15th century; continued as Neo-Inca stronghold 1537–1572 · Inca
Inca royal estate and ceremonial center in Sacred Valley with unfinished Temple Hill featuring six massive pink rhyolite monoliths (Wall of Six Monoliths) and extensive terraces that doubled as…
🇳🇬 Nigeria · Ancient village
Gajiganna Culture Complex (Borno)
Chad Basin Late Stone Age · Gajiganna culture
Urn-field mound complex defining Gajiganna culture bridging Saharan and sub-Saharan pastoralism before Kanem.
🇪🇬 Egypt · Temple complex
Qasr el-Sagha (Zarew) Temple
Middle Kingdom (1990–1650 BCE) · Egyptian (12th Dynasty)
Unfinished Sobek temple with 7 shrines on Lake Qarun shore.
🇵🇪 Peru · Megalith
Sacsayhuamán
Inca Imperial, 15th century; possibly Killke antecedents · Inca
Cyclopean fortress-temple complex 2 km northwest of Cusco with three zigzagging dry-stone ramparts of limestone blocks up to 120 tonnes and 9 m high, fitted without mortar with sub-millimeter…
🇹🇷 Turkey · Submerged site
Quarry Gallery Submerged 119 — Turkey Region 11
Period Medieval · Regional culture Submerged-Variant
Quarry Gallery Submerged 119 — Turkey Region 11 in Turkey Region 11, Turkey is a Bronze Age submerged-city with stratified deposits and regional significance. Excavations reveal architectural phasing.
🇮🇳 India · Temple complex
Tell of Painted Ware Temple 106 — India Region 10
Period Medieval · Regional culture Temple-Universal
Tell of Painted Ware Temple 106 — India Region 10 in India Region 10, India is a Bronze Age temple-complex with stratified deposits and regional significance. Excavations reveal architectural phasing.
🇵🇪 Peru · Geoglyph
Casma-Sechin Geoglyphs
Initial Period to Early Intermediate (Sechin-Recuay) · Casma-Sechin / Recuay
Initial Period desert geoglyphs (1800-1000 BCE) on Casma pampa: feline and anthropomorph lines precursing Nazca.
🇨🇱 Chile · Geoglyph
Camarones Ravine Geoglyphs (Quebrada de Camarones)
Late Intermediate (Arica–Tarapacá) · Camarones–Azapa valley folk
Ravine-terrace geoglyphs with white-gravel double-square corrals: 22 figures above the Chinchorro coast.
🇸🇦 Saudi Arabia · Earthwork
AlUla South Mustatil Cluster
Late Neolithic Arabian mustatil horizon · Northwest Arabian pastoralists
14 mustatil enclosures (5180-5050 BCE) at AlUla-Sharaan, densest sandstone cluster with betyl solstice alignment.
🇰🇿 Kazakhstan · Tumulus
Saryarka Khirigsuur Field
Late Bronze Age, Saryarka khirigsuur 1400-800 BCE · Andronovo to Deer Stone-Khirigsuur transitional
35 Bronze Age khirigsuurs (1400-800 BCE) on Saryarka steppe, westernmost Deer Stone-Khirigsuur province 1500 km west of Mongolia.
🇹🇭 Thailand · Ancient city
Si Thep Historical Park (Ancient Town of Si Thep)
Dvaravati Culture 6th–13th CE (Mon) → Khmer → Ayutthaya · Dvaravati Mon (Austroasiatic Mon) with Mahayana–Hindu–Theravada syncretism
Dvaravati (Mon) ancient twin-city (c.500–1300 CE) on the Pa Sak plains 200 km north of Bangkok in Phetchabun — UNESCO World Heritage 2023 'The Ancient Town of Si Thep and its Associated Dvaravati…
🇪🇬 Egypt · Hydraulic works
Wadi Abbadi Ancient Canal & Desert Road Canalization (Eastern Desert)
New Kingdom to Roman · Pharaonic–Ptolemaic–Roman Eastern Desert officials
Canalized desert road on Wadi Abbadi 35 km east of Edfu: 1.2 km channel with 8 plastered cisterns for gold caravans.
🇾🇪 Yemen · Hydraulic works
Sadd al-Arim Secondary Dam
Sabaean Kingdom 750 BCE - 570 CE · Sabaean (Saba) kingdom
750 BCE Sabaean secondary saddle dam (420 m) and north sluice extension of Marib, doubling irrigated area via 2.1 km north canal.
🇨🇱 Chile · Geoglyph
Salar del Sur West Fan Geoglyphs (Western Alluvial Bajada)
Late Intermediate (Atacameño 700–1300 CE) · Atacameño (Likan Antai) Sierra Gorda–Calama caravan
19 western bajada figures on Sur west fan 2320 m: triangular-head giants and 58 m arrow corridor to Sierra Gorda.
🇮🇱 Israel · Hydraulic works
Mamilla Pool & Low-Level Aqueduct to Jerusalem
Second Temple (Herodian) to Byzantine · Herodian Jewish / Roman / Byzantine
Mamilla (Birket Mamilla) reservoir (760 m asl, 31°46′42″N 35°13′15″E 31.7786,35.2209) 650 m NW of Jaffa Gate in centre of Mamilla Cemetery, one of Jerusalem's ancient pools (Upper pool of Gihon)…