A bright sphere of light briefly appears and seems to have brought an average joe from the 1910s to the modern era

Beg your pardon, good sir, I go by the name Herb. I find myself in possession of queries, and I seek your assistance in quelling them. Might you enlighten me regarding the identity of this location? Pray tell, where have I arrived? Additionally, I find myself intrigued by the attire donning the persons surrounding me. Will you expound upon their significance?