REMOVE

1. Observation wheels

WHAT

1. Architecture -- England … (38)
2. Architecture -- 2000-210 … (37)
3. British Airways London E … (37)
4. Millennium project (37)

WHERE

1. ENGLAND, UK (63)
2. London (38)
3. Sheffield, South Yorkshi … (25)
4. GERMANY (1)
5. Hannover, Lower Saxony (1)

WHO

1. BARFIELD, Julia (37)
2. MARKS BARFIELD ARCHITECT … (37)
3. MARKS, David (37)
4. BUSSINK, Ronald (25)
5. BARRY, Charles (1)

WHEN

1. 1999 (37)
2. 1865 (1)
3. 2000 (1)