The countdown that went off on Pearl Jam’s website at noon today revealed to the world that the Jam would be touring good ol’ North America this fall. View the announcement video after the jump. Tickets go on sale July 27. View further details, buy concert tickets and purchase a CD here. At the same time, the band also revealed yet another mysterious countdown, this one set to expire this Thursday at 3 PM EST. What this new countdown will reveal, we can only speculate.