REMOVE

1. plants
2. utility poles
3. pillars
4. stairs
5. rock
6. black-and-white film
7. bushes

WHAT

1. Visual Works (hierarchy n … (1)
2. automobiles (1)
3. branches (plant component … (1)

More 

WHERE

1. New Windsor, Maryland (1)

WHEN

1. 1966 (1)
2. after 1966 (1)