REMOVE

1. windows
2. benches (furniture)
3. rock
4. Visual Works (hierarchy name …

WHAT

1. artists (visual artists) (1)
2. beards (1)
3. buildings (structures) (1)

More 

WHERE

1. Paradise Island, Bahamas (1)

WHEN

1. 1967 (1)
2. 1971 (1)
3. ca. 1969 (1)