Complex sentence: The find was publicly announced on 28 February 2017 at an event at the Potteries Museum & Art Gallery in Hanley, where the torcs are on display from 1 to 22 March 2017.
Split into simpler sentences: The find was publicly announced on 28 February 2017 at an event at the Potteries Museum & Art Gallery in Hanley. The torcs are on display there from 1 to 22 March 2017.