Symbols are images that represent an idea comprising a universal truth and the signs offer a simple message of immediate relevance.

Civilizations:
- Egyptian
- Maya
- Celta
- Greek
- Romana
- Viking
- Inca
- Azteca

Religious:
- Christianity
- Judaism
- Islamism
- Daoism
- Shintoism
- Hinduism
- Buddhism
- Sikhism

Esoteric:
- Wicca
- Alchemy
- Zodiac
- Tarot
- Numerology
- Kabbalah
- Chakras
- Runes