Guinea pigs generally love to be cuddled, so you can hold them for a long time. Most people hold their guinea pigs as shown, against the chest. Many guinea pigs love to nuzzle against the neck. No matter how you hold a guinea pig, however, it's always a great experience. Don't walk around with a guinea pig, because they may get frightened and jump our of your grasp.
Guinea pigs love fresh grass and warm sun.
First and foremost, the ground must be warm and dry, and free from chemicals and animal feces. Then make a little pen so that your friend doesn't go exploring. I even used a kitten leash for my piggy Basil when I took him to the Bostom Public Gardens. Water, or a water-rich food like celery, melon, or cucumber, is essential. We all need to be outside more often, since we're always in class, at work, or running around doing errands.