Research, research, research!
And follow what is in your mind and heart.
Do you love Greek mythology? Check out Hellenism.
Are the Egyptian Deities familiar to you? Check out Kemeticism.
Do you like structure and initiation? Check out Trad Wicca.
Do you have interest in Anglo-Saxon/Viking heritage? Check out Asatru, Heathry or Odinism.
Check out Chumbley, Schulke and Artisson...then you may like Traditional Witchcraft.
Do you love Irish mythos and legends? Check out Celtic reconstructionism and Druidry (there are various types of Druidry as well...so check those out).
If you have specific questions, feel free to PM me. I can always send you links and books to check out.