The tallest mountain the US is Mt McKinley, located in the state of Alaska it reaches 20,320 ft (6,194 m) above sea level.
Rope and Ratchets: No, not those ghetto ratchets, but ratchets that can save your life. Rope has a variety of uses and the ratchets can be just the pulley or support system you will need to get to safety.
Pick Axe: A must have. It can help you clear rubble to a possible escape, be used for climbing to safety and can fight off cave zombies. Those guys are no joke.