While Mountain Dew is one of the most popular drinks on the market today, it has been popular for years. The drink is known for the citrus taste and for a high caffeine content. One of the best ways to drink Mountain Dew is straight out of a glass bottle. Drinking Mountain Dew out of a glass bottle is a wonderful treat that that will remind you of your childhood. This is a wonderful retro soda that will remind you and your family of the good times from the past.