Conveying device for conveying objects, in particular workpieces, for example vehicle bodies, wherein the conveying device comprises one or more vehicles, in particular for conveying objects, for example vehicle bodies, wherein a vehicle comprises the following: - a main body; - a running gear by means of which the main body rests and/or is movable on a drivable underlying surface; - a drive device for driving the vehicle; - a receptacle device which comprises one receptacle element, two receptacle elements or a more than two receptacle elements for receiving at least one object; - one or more sensor devices, wherein the vehicle comprises a control device which is designed and configured in such a way that the vehicle can be operated optionally in a safety mode or in an express mode, wherein the vehicle is shifted into the safety mode when persons are detected in the vicinity of the vehicle and/or an area is driven through which is accessible to persons, and wherein the vehicle is shifted into the express mode when no persons are detected in the vicinity of the vehicle and/or an area is driven through which is inaccessible to persons, wherein the conveying device comprises one or more safety areas and one or more express areas, wherein the one or more vehicles in the one or more safety areas can be shifted into the safety mode by means of the control device, and wherein the one or more vehicles in the one or more express areas can be shifted into the express mode by means of the control device, characterized in that one or more express areas and/or one or more safety areas is/are connected to each other by means of one or more access openings, and wherein the one or more passage openings preferably has/have, at least in sections, a shape which is of at least approximate and at least in sections complementary configuration with respect to a shape of one or more vehicles. - a main body; - a running gear by means of which the main body rests and/or is movable on a drivable underlying surface; - a drive device for driving the vehicle; - a receptacle device which comprises one receptacle element, two receptacle elements or a more than two receptacle elements for receiving at least one object; - one or more sensor devices, wherein the vehicle comprises a control device which is designed and configured in such a way that the vehicle can be operated optionally in a safety mode or in an express mode, wherein the vehicle is shifted into the safety mode when persons are detected in the vicinity of the vehicle and/or an area is driven through which is accessible to persons, and wherein the vehicle is shifted into the express mode when no persons are detected in the vicinity of the vehicle and/or an area is driven through which is inaccessible to persons, wherein the conveying device comprises one or more safety areas and one or more express areas, wherein the one or more vehicles in the one or more safety areas can be shifted into the safety mode by means of the control device, and wherein the one or more vehicles in the one or more express areas can be shifted into the express mode by means of the control device, characterized in that one or more express areas and/or one or more safety areas is/are connected to each other by means of one or more access openings, and wherein the one or more passage openings preferably has/have, at least in sections, a shape which is of at least approximate and at least in sections complementary configuration with respect to a shape of one or more vehicles.