As you can see, there is a lot of room on a Maine Cat. She is 30 ft long, with an 18' beam.
The starboard hull features a double berth in the stern, a small dressing area, and the head forward.
Port hull. Far left - Table in the stern converts into a double berth. Left - looking froward from the galley: stove to right, sink to left (out of picture), V-berth in bow.
The port hull features a table in the stern, that also converts to a double berth. The galley is in the center of the hull. There is also a large, single V berth in the bow of the port hull.
Right - table on the bridgedeck. It converts to a double berth, when needed.
Below - plenty of room for entertaining
Left - double berth in the starboard stern. Right - composite picture showing the view foward in starboard hull.