image tag: convention hall, image quantity: 4

4272x2848px

conference, room, corporate, business, meeting, presentation, seminar
5472x3648px

hall, congress, architecture, building, modern, projection screen, wood
3161x2371px

tokyo, tokyo big sight japan, international exhibition center, ariake, moving walkway, event, convention hall
1836x3264px

hall, convent, white, architecture, old, no People, indoors