Traditional Meanings:

European (Judeo-Christian)

• No enemies if see an explosion – You are dreaming of explosion then this means that you want to destroy an enemy in order to avoid damage;
• Unpleasant events if be near the vicinity of an explosion – This dream is a sign that you will have to make unpleasant journeys with unpleasant people;
• Wasted efforts if search for mines – In your dream you are searching for mines then this means that you will participate in useless activities.

* Please, see meaning of mine.