🇮🇳 India · Submerged site
Arikamedu – Indo-Roman Harbour of Podouke
Early Historic Iron Age to Medieval (c. 200 BCE – 1000 CE) · Tamil / Indo-Roman
Podouke silted brick quay 45 m at 1.5 m above former estuary – Rouletted ware warehouses.
🇲🇽 Mexico · Pyramid
Comalcalco — North Plaza
Late Classic Maya 600–900 CE · Maya (Chontal-Jaina, Gulf)
Northern brick barrio of only brick-built Maya city: three temples with stamped oyster-shell bricks on swamp platform.