Yes, the gerund "driving" is functioning as the subject of the sentence.
In the sentence "Driving offers the opportunity to meet new people and experience exciting culture," the gerund "driving" is functioning as the subject of the sentence. It is the word that identifies the action or activity being performed. In this case, "driving" refers to the action of driving a vehicle, and it serves as the subject of the sentence, indicating what the sentence is talking about.
