The band are set to announce tomorrow that they are adding 33 more dates to their 'Vertigo//2005' World Tour.

Beginning in Toronto on September 12, the tour will continue into December finishing in Portland on the 19th.

With the first show in San Diego just weeks away, U2 are set to be on the road just about non-stop until the end of the year.

And we can reveal that on this third leg of Vertigo 2005, they will play 3 shows at Madison Square Garden and 2 shows in Los Angeles, Chicago, Philadelphia, and Boston.

As well as this, new dates have been confirmed in Minneapolis, Milwaukee, Washington, Pittsburgh, Detroit, Houston, Dallas, Miami, Tampa, Atlanta, Ottawa, Montreal, Hartford, Buffalo, Cleveland, St. Louis, Omaha, Salt Lake City and Portland.

"We're really looking forward to this tour," said manager Paul McGuinness. "The show looks and sounds fantastic, its going to be a great year".

To see the complete list of new dates and cities in North America this Autumn, click here

Tickets for all additional performances will go on sale in the next few weeks. General admission floor tickets remain $49.50 (plus applicable service fees) and are limited to 2 per person. Additional reserved seat tickets prices vary according to market. There is an 8 ticket limit per person with a maximum purchase of 2 general admission floor tickets.