There are several RIB boat companies in Hardanger, closest Glacier Road is th compant Hardangefjord Adventures in Norheimsund. Rib boat can be used to shutlle between diffrent activeties, or just for fun. The Rib boat company offer packetes including activeties also. Rib boat is great if time matters, you can be picked at at Flesland airport, and within short time be in the Hardangerfjord!