Masjid Juma

Masjid Juma was constructed on the place where the first Juma was performed by the Muslims in congregation. It remains closed for the entire week except for Fridays. So if your stay in Madinah extends to a Friday then definitely go out there and make your own luck.
 

More Places-To-Visit in Madinah
Battleground of Trenches (i.e. Khandaq)
Jannatul Baqi
Kaaki Museum
Madinah Dates Company/Dates Market
Masjid Juma
Masjid Qiblatain