11. Mount Adams was not known to Kelley and was thus not in his plan.12. In the area surrounding Mount Adams , many underground caves have formed around inactive lava vents. 13. The Mount Adams Wilderness consists of the upper and western part of the volcano's cone. 14. It is classified in the series " Mount Adams . 15. Mount St . Helens and Mount Adams are on the western and the eastern sides. 16. The remaining area is within the Mount Adams Recreation Area of the Yakama Indian Reservation. 17. Mount Adams stands east of Mount St . Helens and about south of Mount Rainier.18. The "'Mount Adams Wilderness "'is a Washington managed by the U . S . Forest Service. 19. Built in 1909, it served as the administrative headquarters of the Mount Adams District until 1916. 20. The Mount Adams Incline was completed in 1872 and linked downtown Cincinnati with the hilltop community.
