Museum and open days
Upcoming Events
Harmondsworth Barn Open Day
Sunday 25 May 2025
11:00 AM - 4:00 PM
The Great Barn, Harmondsworth Barn, Harmondsworth
Explore this medieval barn on the former Manor Farm in the village of Harmondsworth, in the London Borough of Hillingdon, it is open from 11am to 4pm on the second and fourth Sundays of the month.
Church Gardens in Harefield Sunday Opening
Sunday 25 May 2025
12:00 PM - 5:00 PM
Discover Harefield’s secret gardens: Church Gardens are a family restoration project open to the public on Sunday afternoons, 12-5pm, from April 27th–October 19th and on Bank Holiday Mondays 11am- 5pm
Church Gardens in Harefield Bank Holiday Opening
Monday 26 May 2025
11:00 AM - 5:00 PM
Discover Harefield’s secret gardens: Church Gardens are a family restoration project open to the public on Sunday afternoons, 12-5pm, from April 27th–October 19th and on Bank Holiday Mondays 11am- 5pm
Napoleonic Living History Weekend at Chiltern Open Air Museum
Saturday 31 May 2025 - Sunday 1 Jun 2025
10:00 AM - 5:00 PM
Chiltern Open Air Museum, Chalfont St Giles
Join Chiltern Open Air Museum for May half-term for an unforgettable educational and thrilling experience as you witness the battles of our Roman Gladiators. Prepare to be amazed as provincial gladiators take the stage and engage in fierce combat.
Church Gardens in Harefield Sunday Opening
Sunday 1 Jun 2025
12:00 PM - 5:00 PM
Discover Harefield’s secret gardens: Church Gardens are a family restoration project open to the public on Sunday afternoons, 12-5pm, from April 27th–October 19th and on Bank Holiday Mondays 11am- 5pm
Harmondsworth Barn Open Day
Sunday 8 Jun 2025
11:00 AM - 4:00 PM
The Great Barn, Harmondsworth Barn, Harmondsworth
Explore this medieval barn on the former Manor Farm in the village of Harmondsworth, in the London Borough of Hillingdon, it is open from 11am to 4pm on the second and fourth Sundays of the month.
Church Gardens in Harefield Sunday Opening
Sunday 8 Jun 2025
12:00 PM - 5:00 PM
Discover Harefield’s secret gardens: Church Gardens are a family restoration project open to the public on Sunday afternoons, 12-5pm, from April 27th–October 19th and on Bank Holiday Mondays 11am- 5pm
Harmondsworth Barn Open Day
Sunday 22 Jun 2025
11:00 AM - 4:00 PM
The Great Barn, Harmondsworth Barn, Harmondsworth
Explore this medieval barn on the former Manor Farm in the village of Harmondsworth, in the London Borough of Hillingdon, it is open from 11am to 4pm on the second and fourth Sundays of the month.
Harmondsworth Barn Open Day
Sunday 13 Jul 2025
11:00 AM - 4:00 PM
The Great Barn, Harmondsworth Barn, Harmondsworth
Explore this medieval barn on the former Manor Farm in the village of Harmondsworth, in the London Borough of Hillingdon, it is open from 11am to 4pm on the second and fourth Sundays of the month.
Harmondsworth Barn Open Day
Sunday 27 Jul 2025
11:00 AM - 4:00 PM
The Great Barn, Harmondsworth Barn, Harmondsworth
Explore this medieval barn on the former Manor Farm in the village of Harmondsworth, in the London Borough of Hillingdon, it is open from 11am to 4pm on the second and fourth Sundays of the month.
Harmondsworth Barn Open Day
Sunday 10 Aug 2025
11:00 AM - 4:00 PM
The Great Barn, Harmondsworth Barn, Harmondsworth
Explore this medieval barn on the former Manor Farm in the village of Harmondsworth, in the London Borough of Hillingdon, it is open from 11am to 4pm on the second and fourth Sundays of the month.
Harmondsworth Barn Open Day
Sunday 24 Aug 2025
11:00 AM - 4:00 PM
The Great Barn, Harmondsworth Barn, Harmondsworth
Explore this medieval barn on the former Manor Farm in the village of Harmondsworth, in the London Borough of Hillingdon, it is open from 11am to 4pm on the second and fourth Sundays of the month.
Harmondsworth Barn Open Day
Saturday 13 Sep 2025
10:00 AM - 5:00 PM
The Great Barn, Harmondsworth Barn, Harmondsworth
Explore this medieval barn on the former Manor Farm in the village of Harmondsworth, in the London Borough of Hillingdon, it is open from 11am to 4pm on the second and fourth Sundays of the month.
Harmondsworth Barn Open Day
Sunday 14 Sep 2025
10:00 AM - 5:00 PM
The Great Barn, Harmondsworth Barn, Harmondsworth
Explore this medieval barn on the former Manor Farm in the village of Harmondsworth, in the London Borough of Hillingdon, it is open from 11am to 4pm on the second and fourth Sundays of the month.
Harmondsworth Barn Open Day
Sunday 28 Sep 2025
11:00 AM - 4:00 PM
The Great Barn, Harmondsworth Barn, Harmondsworth
Explore this medieval barn on the former Manor Farm in the village of Harmondsworth, in the London Borough of Hillingdon, it is open from 11am to 4pm on the second and fourth Sundays of the month.
Harmondsworth Barn Open Day
Sunday 12 Oct 2025
11:00 AM - 4:00 PM
The Great Barn, Harmondsworth Barn, Harmondsworth
Explore this medieval barn on the former Manor Farm in the village of Harmondsworth, in the London Borough of Hillingdon, it is open from 11am to 4pm on the second and fourth Sundays of the month.
Harmondsworth Barn Open Day
Sunday 26 Oct 2025
11:00 AM - 4:00 PM
The Great Barn, Harmondsworth Barn, Harmondsworth
Explore this medieval barn on the former Manor Farm in the village of Harmondsworth, in the London Borough of Hillingdon, it is open from 11am to 4pm on the second and fourth Sundays of the month.
