'Proud to be there' to #VisitMyMosque
Over 150 mosques across the UK have staged open days to welcome members of the public.
The #VisitMyMosque event was organised by the Muslim Council of Britain as a way of encouraging questions about Islam.
Throughout Sunday the hashtag #VisitMyMosque was trending on social media, where many people shared their experiences.
Rachel Esposti described the Shah Janan Mosque in Woking as beautiful, after her visit with her daughter and husband.
In Leicester Christina Emmett's daughter tried on a sequined hijab at the MKSI mosque.
In Leeds, Ali Aslam took his young son for his first look around a masjid. Ali said the Makkah Mosque was located at the end of the street where he grew up and shared the impressive interior decor on his twitter feed:
'All our questions answered'
At Bolton's Zakariyya Jaame Mosque, Elizabeth Costello said she was proud to be there and had made a new friend.
"Abraham was so lovely. He gave us so much of his time showing us round all the mosque, prayer time, mortuary and washing room. So much information and all our questions answered." she told the BBC.
At Home Farm in Leicester, Beaumont Leys police popped in for a chat.
However, not everyone was keen on the day's activities, as pointed out by Keith:
Compiled by Sherie Ryder, BBC UGC and Social News team