Breakfast is normally an open seating from 7 am to 9 am. Alternate buffet for breakfast, lunch and dinner available open seating on most ships. Passengers over the age of 21 may also bring 1 quart of liquor or wine and 200 cigarettes. U.S. citizens should check with their local authorities for custom allowance information. At night, life aboard a cruise ship really turns on.
Most ships even have casinos.
And the night can go on as long as you want. Even until the spectacle of sunrise at sea. On a cruise vacation, the entertainment is on the house. There's no cover. No charge for an admission ticket.