Everyone has fears and phobias – even if they don’t like to admit it. Claustrophobia, the fear of being in small spaces, is one of mine. I know it’s irrational, but when I find myself stuck in a small space my heart starts to pound and I want to get out as quickly as possible. Sometimes I panic, like the time I got stuck in the ladies bathroom at a Subway restaurant when the doorknob broke. Knowing this, you might wonder why I signed myself and my family up for a guided tour of the Rat’s Nest Cave with Canmore Cave Tours. And you might be surprised to learn that…