Milk Hill area, near Alton Barnes, Wiltshire, England
08 August 1997
12 April 1999
02 May 1999
01 July 2000
17 July 2000
12 July 2001
28 July 2001
06 August 2001
25 August 2001
15 June 2003
17 June 2003
24 June 2003
04 August 2003
26 June 2004
28 July 2004
29 May 2005
11 June 2005
22 July 2006
07 June 2007
19 June 2007
19 July 2007
04 May 2008
08 August 2008
02 June 2009
13 June 2009
21 June 2009
23 June 2009
27 June 2009
02 July 2009
25 July 2010
28 July 2010
27 April 2011
21 June 2011
06 July 2011
25 June 2012
26 June 2012
05 August 2012
21 June 2012