Guided & commented tours

From 4 March until 27 June

From 4 March until 27 June

From 4 October until 27 June

On Wednesday 1 Apr , On Friday 3 Apr , ... On Wednesday 8 Apr , On Saturday 11 Apr , On Wednesday 15 Apr , On Saturday 18 Apr , On Wednesday 22 Apr , On Monday 27 Apr , On Saturday 2 May , On Wednesday 6 May , On Saturday 9 May , On Wednesday 13 May , On Saturday 16 May , On Wednesday 20 May , On Friday 22 May , On Monday 25 May , On Wednesday 27 May , On Saturday 30 May , On Wednesday 3 Jun , On Sunday 7 Jun , On Wednesday 10 Jun , On Friday 12 Jun , On Wednesday 17 Jun , On Saturday 20 Jun , On Wednesday 24 Jun , On Monday 29 Jun

On Wednesday 1 Apr , On Wednesday 6 May , ... On Wednesday 3 Jun , On Wednesday 1 Jul

From 1 April until 25 July

On Sunday 5 Apr , On Saturday 11 Apr , ... On Wednesday 15 Apr , On Wednesday 22 Apr , On Friday 1 May , On Friday 8 May , On Sunday 10 May , On Saturday 23 May , On Saturday 30 May , On Saturday 6 Jun , On Saturday 13 Jun , On Friday 14 Aug , On Thursday 20 Aug , On Thursday 27 Aug

On Sunday 5 Apr , On Wednesday 8 Apr , ... On Friday 10 Apr , On Sunday 12 Apr , On Tuesday 14 Apr , On Thursday 16 Apr , On Saturday 18 Apr , On Monday 20 Apr , On Wednesday 22 Apr , On Friday 24 Apr , On Sunday 26 Apr , On Wednesday 29 Apr , On Sunday 3 May , On Friday 8 May , On Friday 15 May , On Sunday 17 May , From 24 until 25 May , ... On Sunday 31 May , On Sunday 7 Jun , On Sunday 14 Jun , On Sunday 21 Jun , On Sunday 28 Jun , On Tuesday 30 Jun , On Thursday 6 Aug , On Thursday 13 Aug , On Thursday 20 Aug , On Thursday 27 Aug

From 29 March until 12 April , ... On Sunday 21 Jun , On Wednesday 8 Jul , On Wednesday 15 Jul , On Friday 28 Aug

On Wednesday 1 Apr , On Wednesday 8 Apr , ... On Wednesday 15 Apr , On Wednesday 22 Apr , On Wednesday 29 Apr , On Wednesday 6 May , On Wednesday 13 May , On Wednesday 20 May , On Wednesday 27 May , On Wednesday 3 Jun , On Wednesday 10 Jun , On Wednesday 17 Jun , On Wednesday 24 Jun , On Wednesday 1 Jul , On Friday 3 Jul , On Wednesday 8 Jul , On Friday 10 Jul , On Wednesday 15 Jul , On Friday 17 Jul , On Wednesday 22 Jul , On Friday 24 Jul , On Wednesday 29 Jul , On Friday 31 Jul , On Wednesday 5 Aug , On Friday 7 Aug , On Wednesday 12 Aug , On Friday 14 Aug , On Wednesday 19 Aug , On Friday 21 Aug , On Wednesday 26 Aug , On Friday 28 Aug

From 4 until 6 April , ... On Wednesday 8 Apr , On Monday 13 Apr , On Wednesday 15 Apr , On Friday 17 Apr , On Sunday 19 Apr , On Tuesday 21 Apr , On Thursday 23 Apr , On Saturday 25 Apr , On Wednesday 29 Apr , From 1 until 3 May , ... From 8 until 10 May , ... From 14 until 17 May , ... From 23 until 25 May , ... On Saturday 4 Jul , On Monday 6 Jul , On Wednesday 8 Jul , On Friday 10 Jul , On Sunday 12 Jul , On Tuesday 14 Jul , On Thursday 16 Jul , On Saturday 18 Jul , On Monday 20 Jul , On Wednesday 22 Jul , On Friday 24 Jul , On Sunday 26 Jul , On Tuesday 28 Jul , On Thursday 30 Jul , From 1 until 28 August

From 11 March until 1 April , ... From 7 April until 1 May , ... On Friday 8 May , From 14 until 16 May , ... From 23 until 25 May , ... From 7 July until 28 August