REMOVE

1. paths
2. buildings (structures)
3. roads
4. hills
5. fences
6. construction equipment

WHAT

1. Visual Works (hierarchy n … (1)
2. artists (visual artists) (1)
3. atmospheric perspective (1)
4. beards (1)

More 

WHERE

1. New Orleans, Louisiana (1)

WHEN

1. 1971 (1)
2. ca. 1971 (1)