English is clarified as a Germanic language, and it began in what is now the British-Isles. After years of development, English language has many varieties in different parts of the world. Different varieties differ in accent, vocabulary, grammar, discourse, sociolinguistics, and have its respective characteristics in pronunciation, tone, intonation, spelling and so on. Therefore, it is important for English language learners to observe the differences in language use. The present paper is an attempt to explore the regional characteristics of the two most commonly used varieties of the English Language--British English and American English. It is concluded that there will be intercommunications which will make the regional differences mild and easily understood. However, some differences may disappear, the others will remain so.