Open House London, Saturday 21 & Sunday 22 September

Open House London is the capital’s largest annual festival of architecture and design. This annual event allows the public to cross the threshold of some of London’s most interesting buildings, including Grade I, 1730s Benjamin Franklin House. Half-hourly guided tours will take place throughout the day.

Saturday 21 and Sunday 22 September, 10.30am-4.30pm

Free – half-hourly tours run on a first come first served basis

Donations welcome