Work has started on what should be a big summer hit show!

Production on 'Under the Dome' season two is under way! Wilmington, North Carolina is again the backdrop for the popular CBS show.

'Under the Dome's first season was a huge hit as the #1 summer TV show. It was also the 'most-watched scripted summer series in 21 years,' averaging 15.06 million viewers per-episode.

Season two will debut Monday, June 30 on CBS.