Pampa Grande — Huaca Fortaleza
Moche Late (Moche V), c.550–750 CE·Moche (Late Moche Pampa Grande)·🇵🇪 Lambayeque, Chancay Valley / La Leche, Peru
About
About Pampa Grande — Huaca Fortaleza
Huaca Fortaleza at Pampa Grande — Late Moche capital pyramid (c.550–750 CE), 290 × 250 m base, 38 m high, largest Moche V pyramid's administrative palace. Shimada 1970s documented gallery workshops for Spondylus, metallurgy and storage beneath. Abandoned c.750 CE after drought-driven Moche collapse and move to Galindo.
Why it mattersDisplaced Moche capital documenting Late Moche collapse/relocation.
Open questions
Mysteries & theories
Mysteries
- 01Why Pampa Grande abandoned suddenly c.750
Theories
- 01Environmental push (ENSO) + Wari pull
Theories are interpretations, not findings. The seal above tells you how much scholarly weight the place carries.
History
How it came to be
- Built
- c.600 CE
- Period
- Moche Late (Moche V), c.550–750 CE
- Culture
- Moche (Late Moche Pampa Grande)
- Builders
- Moche (Pampa Grande elite, ex-Moche Valley refugees)
- Purpose
- Palace-fortress — capital pyramid of displaced Moche polity after south valley collapse
- Excavation
- Partially excavated
c.600 CE
Initial construction / foundation
c.800 CE
Major refurbishment / enlargement phase
c.1100 CE
Abandonment or conversion
1890–1930
Modern rediscovery and first scientific survey
On the ground
Structures & features
6.5880° S · 79.7500° W · 70 m · 2 mapped features
Summit gallery workshops (Spondylus & copper)
galleryParallel galleries for craft production with Spondylus shell debris and slag
6.5879° S · 79.7499° WEastern ramp and plaza forecourt
rampBroad eastern ramp descending to lower town plaza
6.5881° S · 79.7501° W