Lionel and Morgan meet at the docks in Metropolis. In the show, Metropolis is in Kansas, a landlocked state with no docks or ports. The closest thing is Kansas City port in Missouri
Clark uses the following abilities in this episode: super strength, super speed, invulnerability, accelerated vision, and heat vision.
This episode marks the first official break-up of Clark and Lana.
While erasing, the mark on the Clark's chest in the last split second before vanishing resembles the "S" sign Superman will wear in the future.
A phoenix is a bird in Arabian mythology that is famed for its ability to burn itself on a funeral pyre and return from its ashes as baby chick, symbolizing immortality. As noted at the very beginning of this article, Lex "returns from the dead" in this episode. The term also refers to a person or thing that has become renewed or restored after suffering from a calamity. In the episode, Clark returns to Smallville from his self-imposed exile, "renewed" from his Kal persona. Clark also blasts a propane tank with his heat vision, blowing the truck up and yet surviving. This is similar to how a phoenix burns itself on a funeral pyre and returns from the ashes