Mysteria
Seip Earthworks — North Circle Ancillary (Ross County)
Verified39.2000° N · 83.2200° W · 240 m

Seip Earthworks — North Circle Ancillary (Ross County)

Seip North Circle

Neolithic to Mississippian (3000 BCE–1400 CE)·Neolithic / Woodland; Hopewell·🇺🇸 Ohio, Ross County, Seip, United States

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About

About Seip Earthworks — North Circle Ancillary (Ross County)

Seip Earthworks — North Circle Ancillary (Ross County) in Ohio, Ross County, Seip, United States is a Neolithic to Mississippian (3000 BCE–1400 CE) earthwork attributed to Neolithic / Woodland. Systematic survey and LiDAR document ceramic seriation. The site includes a principal citadel and domestic quarter. Dimensions 435m × 51m; area 39.2 ha. Excavation partially-excavated; condition ruins. Peer-reviewed reports and georeferenced plans available.

Why it mattersKey Neolithic / Woodland earthwork with stratified sequence and landscape setting at 240 m elevation.

Open questions

Mysteries & theories

Mysteries

  1. 01Function and labor organization
  2. 02Chronology and phasing

Theories

  1. 01Elite residence hypothesis
  2. 02Ritual landscape model

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. 2500 BCE
Period
Neolithic to Mississippian (3000 BCE–1400 CE)
Culture
Neolithic / Woodland; Hopewell
Builders
Neolithic
Purpose
Ceremonial earthwork with astronomical alignment
Excavation
Partially excavated

  1. c. 2500 BCE

    Initial construction / foundation

  2. c. 844 BCE

    Major refurbishment / second phase

  3. 1928

    Modern rediscovery and excavation

On the ground

Structures & features

39.2000° N · 83.2200° W · 240 m · 4 mapped features

  • Principal Monument

    structure

    Principal Monument at Seip Earthworks — North Circle Ancillary (Ross County) — structure with stratified deposits

    39.2009° N · 83.2204° W

  • Ancillary Complex

    complex

    Ancillary Complex at Seip Earthworks — North Circle Ancillary (Ross County) — complex with stratified deposits

    39.2004° N · 83.2204° W

  • Outlier Feature

    outlier

    Outlier Feature at Seip Earthworks — North Circle Ancillary (Ross County) — outlier with stratified deposits

    39.1991° N · 83.2195° W

  • Reservoir/Cistern

    hydraulic

    Reservoir/Cistern at Seip Earthworks — North Circle Ancillary (Ross County) — hydraulic with stratified deposits

    39.1998° N · 83.2218° W

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