🇵🇪 Peru · Geoglyph
Chaviña Pampa North Ridge Geoglyphs (Cerro Chaviña Norte)
Early Nasca to Wari · Nasca–Huarpa–Wari
Chaviña north ridge: 15 crest lines on 3,420 m hilltop with solstice-aligned avenue.
🇬🇾 Guyana · Hypothetical site
Parime–Manoa — Guyana Uplands Phantom Ridge (Rupununi Phantom City)
Holocene sandstone tepui weathering geology + colonial cartographic error, no cultural horizon Holocene geology onto Phantom City projection · Natural Kanuku sandstone fins and taponi iron-crust misread as coursed Manoa wall (no culture)
El Dorado Kanuku ridge phantom — jointed sandstone 2 km 'walls' on Kanuku south inselberg, Tepui weathering misread as Manoa citadel terrace.
🇰🇿 Kazakhstan · Tumulus
Kumsay Ridge Kurgans (Aktobe Kumsay Steppe Crests)
Early to Middle Sarmatian (550–350 BCE) · Sauromatian to Sarmatian Kobda ridge (Uil–Khobda interfluve)
7 Sarmatian ridge kurgans 22–48 m linear 12 km crest: mirror bronze and gold child burial — winter pasture beacon.