Crawling 
To dream that you are crawling implies that you have put much deliberation and research in your pursuit of your objectives. It may also mean that you are not striving as hard as you should be. You can achieve more than you give yourself credit for. To dream that you are crawling out of a wreck or ruins symbolizes your determination and persistence.
To dream that someone is crawling towards you implies that you want to dominate a situation or manipulate it for your benefit.
Hagstone
To dream of finding a hagstone indicates a charmed or lucky person. Holding a hagstone in your hands suggests a great deal of power is currently at your disposal. To dream of throwing a hagstone is a message to think positively as you may lack of personal empowerment. Literally, to dream of a seeing a hagstone in the distance may be indicating that it is time to get your eyes checked. To find a hagstone in water indicates the power to recover from a recent emotional trauma. On the whole a hagstone in a dream is a fortunate omen.
McDonalds
A dream of McDonald's may refer to the entire idea of fast. You might be speeding through life too fast.
Alternatively, you might be having problems with your diet. A dream of fast food may indicate that you are worried about not getting proper nutrition.
Rattlesnake
To dream of a rattlesnake symbolizes your life journey and the passage of time.
Pandora's Box
To dream of Pandora's Box suggests a belief that you are dangerous or evil. A toxic belief system may be at play. You could be protecting yourself against intimacy because you may hurt your loved ones.
To open Pandora's box is a strong indication that you may need to seek help in opening your heart and may, in fact, be ready to do so.
Elvis Presley
Elvis Presley, the king of rock and roll appearing in your dream generally symbolizes fame, uniqueness and exhibition. It could be that you want to be regarded as someone special in someone's life, or that you may be simply asking for acknowledgement from people around you.
Boa Constrictor
Seeing a boa constrictor in a dream represents something closing in on you. For instance, a deadline may be looming or you may keep getting work piled on. You may feel like life is 'tightening' around you and constricting your breathing (a symbol of your life).