In one embodiment, a method for collecting lane data is disclosed. The method includes collecting lane data, for a lane of a plurality of lanes of a road, from one or more sensors of a vehicle traveling in the lane. The method includes receiving an identifier of a lane of the plurality of lanes. The identified lane is a lane-of-interest and is different from the lane that the vehicle is traveling in. The method includes determining that the vehicle is not occupied. The method includes causing, in response to determining that the vehicle is not occupied, the vehicle to travel in the lane-of-interest. The method includes collecting lane data, for the lane-of-interest from the one or more sensors.