REMOVE

1. Southwest, United States
2. Pre-Columbian

WHAT

1. Architecture (4)
2. Industrial Design (1)

WHERE

1. Southwest, United States (5)
2. University of Pennsylvani … (1)

WHO

1. unknown (4)

WHEN

1. Ancestral Puebloan (4)
2. Native American (4)
3. American (1)
4. Mogollon (1)