Xcorps ROAD TOUR OREGON LAVA CAVES HD - The coast to coast USA road trip continues into Oregon with show host Jason Lazo rolling down Highway 97 south of Bend stopping at a place called the Newberry National Volcanic Monument to eXplore the Lava River Cave.br br br Not far from the Lava Cast Forest this cave is a 5,211-foot long continuous lava tube - the longest in Oregon and a place worth checking out!br br This volcanic area is now part of the Newberry National Volcanic Monument, managed by the USDA Forest Service.