The CSIs find a trace of blood on the crown of the Statue of Liberty, leading them on a chase to find a vigilante before he kills a well-known musician.

When a body is uncovered in the New York harbor, Mac and the CSIs uncover an assassination plot planned for a U.N. convoy.

When some of Manhattan's richest residents are robbed, the clues that the CSIs come across all point to a fancy vehicle, which puzzles both Mac and Stella.

A man on his death bed confesses to a murder 24 hours before the murder occurs, which leads Mac to look into the possiblity of time travel.

A woman is killed and Mac must delve into Second Life, an Internet virtual reality world to find the killer.

The CSIs look in to a mass murder at the Amityville Horror house and come across several eerie events along the way.

Mac and the CSIs investigate the murder of a man who was found in Madison Square Park as well as a woman who was shot at the Metropolitan Museum of Art. While looking into the deaths, they find that the man and the woman share a similar criminal past.

A supermodel is found dead on top of a Times Square billboard, crammed into a giant martini glass.

Mac is called in when a man is killed on the day of his wedding. He is found stuffed in a box and wrapped like a wedding present, and Stella finds a box of bloody-covered puzzle pieces in her car, which leads Mac to Chicago in order to solve the biggest mystery of his career.

Mac believes he is closer to finding his 333 stalker and learns the meaning of the numbers. Meanwhile, a CSI team member is held as a hostage.

The CSIs' investigation of a murder leads them to laughing Larry, an infamous seller or killer pranks. And Danny works on a case involving a boy from his neighbourhood.

The CSIs are called when a woman is crushed under an ice castle sculpture with her red glittery shoes sticking out from underneath the ice. The victim, known as Wicked Witch of the Upper East Side, had several enemies, all of which the CSIs must investigate in order to find the killer. Meanwhile, a teenager's body is discovered, leading the CSIs into the world of New York City's prep school parties.

Two separate murders occur in the same area, leading the CSIs to investigate whether or not the deaths are connected.

What seems to be like a freak accident involving a drowning victim in a self-cleaning restroom turns into foul play.

An anonymous tip has the CSIs searching an emptied warehouse in a hunt for one of the cities most wanted criminals.

After a fire breaks out in Stella's apartment, the CSIs must determine if it was arson.

The team is sent to investigate when a salesman is found dead next to several dead sharks on Rockaway Beach, which leads them down a twisted trail of evidence as they search for the killer.

The CSIs are called when a guidance counselor is killed under mysterious circumastances. Meanwhile, the serial killer dubbed the Taxi Cab Killer continues to make his mark on the city.

The hunt for the Taxi Cab Killer continues as the CSIs race against the clock follow a new trail of evidence before the now notorious killer takes another life.

When the man thought to the be Cabbie Killer is found dead himself, Mac and the CSIs must determine whether or not the man is really the serial killer and whether or not the city of New York can rest easy.

When a bank heist goes wrong and the bank's manager winds up dead, the gunman takes the entire bank hostage. His only demand is that the CSI team prove he didn't kill the bank manager.