REMOVE

1. landscapes (representations)
2. lakes (bodies of water)
3. mountains
4. 1929

WHAT

1. Lake Louise, Alberta, Can … (1)
2. exterior views (1)
3. grand hotels (1)

More 

WHERE

1. Lake Louise, Alberta, Can … (1)

WHO

1. Clyfford Still; Still, Cl … (1)
2. Still, Clyfford (1)

WHEN

1. 1940 (1)
2. circa 1930 July 16 (1)