Cougar 
To dream of a cougar represents magnificence, strength, elegance, and passion. It is usually associated with female hostility and intensity. It may imply imminent peril, or life-threatening situations.
Hiking
Hiking is very difficult, as it requires endurance, persistence and perseverance. To dream that you're hiking signifies the progress you have made in your life. It means you are focused on your goal.
Volcano
To dream of a volcano represents your innermost thoughts. You have carefully hidden dangerous and violent tendencies from those around you. The volcano may also indicate your character has been maligned by someone near to you.
Bicycle
To dream that you are riding a bicycle means that you are feeling confused and unsteady. You should achieve harmony between all aspects of your life if you want to reach your goals. If you have difficulties riding the bicycle, then it implies that you doubt your ability to achieve success without assistance.
To see a bicycle in your dream suggests that you should involve yourself in more relaxing and entertaining endeavors.
Camping
To dream that you are camping implies that you are facing much stress and pressure in your life. You want to get away and have some time to unwind and rest. Perhaps you have a desire to live a less complicated life or spend some time in a more calm and serene environment. It may also represent the people you associate with. You want to be a part of the group, but also keep your individuality.
Anthill
The presence of an anthill in your dream symbolizes cooperation and productivity. Try to relinquish control. It can be tempting to take everything on yourself, but be careful not to underestimate the power of teamwork.
Obstacle
To dream of an obstacle may symbolize an unconscious message to stop and evaluate your situation before continuing on your current path.
There is an implication of turning back - you may fear your future or seek another way to approach a current problem.
Cable Car
To dream of a cable car is alerting you to a precarious situation in your waking life. A cable car in a dream suggests a risk taken and a sense of anxiety as you await the outcome.
Dreaming of being alone in the cable car can mean that you were unconsciously secure in a recent decision.
Dreaming of a cable car full of people indicates the need for support whilst you await some important news.
A moving cable car in your dream implies that things will turn out okay and that there is little need for anxiety at all.
Antarctica
Dreaming of Antarctica symbolizes a pioneering spirit, adventure and a desire to take more risks. You may doubt yourself in your waking life, but be confident in the fact that you may actually have what it takes. You'll face some harsh realities along the way but the rewards will be worth the effort in the end.
Backpacking
To dream that you are on a backpacking trip is a symbol of your self-assurance and self-preservation abilities. The dream may represent all of the hardships you have overcome.