- The Big Bend Unit presents a dramatic landscape sculpted 15,000 to 12,000 years ago by the Okanogan Lobe of the Cordilleran Ice Sheet. The unit is comprised of basalt cliffs, rolling hills peppered with basalt haystack rocks, low buttes that overlook the Columbia River, riparian draws, permanent and seasonal creeks, and rugged slopes filled with Ponderosa pine.
- Philippine Sea Plate (Wikipedia)
The Philippine Sea Plate or the Philippine Plate is a tectonic plate comprising oceanic lithosphere that lies beneath the Philippine Sea, to the east of the Philippines. Most segments of the Philippines, including northern Luzon, are part of the Philippine Mobile Belt, which is geologically and tectonically separate from the Philippine Sea Plate.