A convention center is a large building or group of buildings designed to hold many people and used for meetings, conventions, trade shows, and exhibitions. Convention centers typically offer sufficient floor area to accommodate several thousand attendees and may contain auditoriums, concert halls, lecture halls, meeting rooms, and conference rooms. Some large resort area hotels also include a convention center. Convention centers are used for a variety of purposes, including business meetings, trade shows, and cultural events. They are designed to provide a space for individuals and groups to gather and promote and share common interests.