- Ely is a small cathedral city located in Cambridgeshire, England. It is situated approximately 14 miles north-northeast of Cambridge and about 80 miles north of London. The city is known for its magnificent Ely Cathedral, which is one of the most iconic landmarks in the region. Ely has a rich history dating back to Roman times and has since developed into a charming and picturesque city. It is home to a number of historic buildings, including the Oliver Cromwell's House and the Bishop's Palace. Ely also attracts tourists with its beautiful riverside, which offers opportunities for boating and river walks.