REMOVE

1. sky
2. ships
3. artists (visual artists)
4. boats

WHAT

1. Visual Works (hierarchy n … (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)