🇪🇬 Egypt · Buried city
Antinoopolis — Northern Harbour Bay of Antinoë (Sheikh Ibada North)
Roman to Byzantine (130 CE – 650 CE) · Roman / Hadrianic
Northern Nile bay of Hadrian's Antinoopolis — 120 m quay at +0.5 m and tetrastyle gate.
🇪🇬 Egypt · Buried city
Akoris — Northern Quarry Harbour at Tihna el-Gabal North (Nile Quarry Port)
New Kingdom to Coptic (1500 BCE – 650 CE) · Egyptian / Greco-Roman
Northern limestone quarry harbour of Akoris 1–2 m under Nile silt below 40 m cliffs — slipway 60 m with rope grooves and quarry chapel.
🇪🇬 Egypt · Buried city
Akoris — Northern Quarry Harbour at Tihna el-Gabal North (Nile Quarry Port) — v2
New Kingdom to Coptic (1500 BCE – 650 CE) · Egyptian / Greco-Roman
Northern limestone quarry harbour of Akoris 1–2 m under Nile silt below 40 m cliffs — slipway 60 m with rope grooves and quarry chapel.
🇪🇬 Egypt · Buried city
Akoris — Second Terrace Harbour at Tihna el-Gabal South (Nile Cliff South)
Old Kingdom to Byzantine (2700 BCE – 700 CE) · Pharaonic / Roman Egyptian
Southern terrace Nile harbour of Akoris at Tihna — 50 m quay revetment and tomb forecourt quay.
🇸🇩 Sudan · Ancient city
Kerma (Dukki Gel) – Kushite Metropolis
Kerma Ancien to Late (c.2500–1500 BCE; Napatan reuse 900 BCE) · Kerma culture (Nubian / Sudanese) – precursors to Kush/Napata/Meroe
2500 BCE Nubian capital with 19 m Deffufa temple and tumuli – first sub-Saharan city, excavated 1977–.
🇪🇬 Egypt · Hydraulic works
Aswan First Cataract — Unfinished Obelisk Quarry Canal
New Kingdom to British (1470 BCE – 1902 CE) · Egyptian New Kingdom with British Aswan regulation
Quarry slipway and basin 150 m to float 42 m Unfinished Obelisk and blocks to Nile.