As part of our Tony Hawk's Pro Skater 3 + 4 guide, we're outlining where to find all the Iron Galaxy logos you can find in each level. You'll want to find them to unlock more items in the secret shop.

Volvo's first car debuted in 1927, bearing the Swedish automaker's now-famous "Iron Mark" logo of a circle with an arrow pointing to the upper right. For 73 of ...