Mount Adams Lava Tubes

Mount Adams, known by some Native American tribes as Pahto or Klickitat, is a potentially active stratovolcano in the Cascade Range. Although Adams has not erupted in more than 1,000 years, it is not considered extinct. It is the second-highest mountain in Washington, after Mount Rainier.
  • Elevation: 12,281 ft (3,743 m)
  • Location: Yakama Nation / Skamania County, Washington, U.S.
  • Prominence: 8,116 ft (2,474 m)
  • Isolation: 46.1 mi (74.2 km)
  • Listing: North America prominent peaks 37th
  • Etymology: John Adams
  • Parent range: Cascade Range
Data from: en.wikipedia.org