BETHESDA, MD., AND ARLINGTON, VA. — The Donohoe Companies has broken ground on two hotel properties in Bethesda and Arlington that represent more than $119 million in project costs. The Hilton Garden Inn – Bethesda will be a 13-story, 216-room property. It will be a part of the Air Rights Center and is scheduled to open in 2009. The Residence Inn by Marriott – Arlington Courthouse will be a 176-room, extended-stay hotel that will also include street level retail space. It will be located above the Courthouse Metro Station and is scheduled to open in 2009.