Fringe Connections

Walter had the Cortexiphan subjects stand in a circle around him to activate their abilities in "Over There (Part 1)" just like he did when they were children in "Subject 13".

The license plate on Olivia's SUV reads 1R2D21, and the licence plate on Broyles's SUV reads 1C3PO1.

The seahorse glyph can be seen on a door in the pocket universe.

The blue powder dispersal doll from "Concentrate and Ask Again" was seen in Walter's storage vault in "The Bullet that Saved the World".

Donald helped Walter set up the pocket universe hiding spot.

A butterfly can be seen on a lampshade near the front of Olivia's apartment.

In "The Cure" David Esterbrook has an aleph pin on his jacket that can also be seen on the canoe from Olivia's dreamscape in "Pilot".

The flower glyph glitches away after the scene where Olivia's fear caused her to interrupt all the electronics in the room.

A butterfly can be seen painted on the side of a white trash can.

William Bell had a bell on his desk in "There's More Than One of Everything" and rang it after he introduced himself to Olivia. He left a similar bell to Nina in his will in "The Box".

Who did the Observer say was "still alive," Peter or Walter?

The butterfly glyph can be seen as Olivia and Shapeshifter Charlie fight in the alley.

Olivia noticed the book "Burlap Bear Goes To The Woods" in Max's room in "The Abducted". This is the same book Rachel read to Ella in "Unleashed".

It is true that the Empire State Building's spire really was initially designed for airship docking as it was in the Redverse.

The frog glyph can be seen on a door in the pocket universe.

Fauxlivia studied old Fringe cases for intel in "The Box", including Olivia's taped testimony from "Dream Logic".

Sam Weiss died 10-15 years earlier in a shootout with Observers trying to protect the radio signal relay used to locate Michael.

A seahorse can be seen hanging from the taxi when Walter listens to music.

Nick Lane is being kept in a coma indefinitely at the end of "Bad Dreams". In "Over There (Part 1)" Olivia learned that he and other found Cortexiphan subjects have been training to keep their abilities under control.

The Fringe team is part of a full-fledged branch of the Department of Defense in the Redverse.

Butterflies can be seen on a box in September's apartment.

Right before Alfred Hoffman grabs an apple from the Bishops' refrigerator in "The Bishop Revival" there is a Rubik's Cube with three greens and one red on its side, a reference to the 'green-green-green-red' pattern from "The Equation".

The seahorse glyph can be seen on the back of one of Markham's books.

Senator Van Horn, who died in "Do Shapeshifters Dream of Electric Sheep?", was still alive in the altered timeline and talked to Broyles in "Brave New World (Part 2)".