Deepen your understanding of the Bible by increasing your understanding of the original history and culture. You may want to try out online resources before purchasing books for regular use. If you know of other online resources, please add them in the comments.
Online Resources:
Bibles
BibleGateway: Online Bibles in multiple versions. Search by passage, key word, or topic.
Crosswalk.com: Create a parallel Bible by choosing the versions to view side-by-side.
Don sent me another site that lists a large number of online Bibles, last updated 2006:
http://www.geocities.com/bible_translation/english.htm
Commentaries:
BibleGateway: Free access to the InterVarsity Press New Testament Commentaries. Classic Matthew Henry Commentaries as well.
Crosswalk.com: Includes Nave’s Topical Bible and Strong’s Concordance
Bible Dictionaries:
BibleGateway: Free classic Bible Dictionaries.
Online Study Guides
Crosswalk.com has many study resources to follow.