The Walk of Fame achievement unlocks when you buy the unique decorations – Walk of Fame statues for coins or Township Cash. The achievement has 4 stages, passing which you get T-cash and experience points. To pass the first stage, you need to purchase 1 statue; to pass the next stages – 3, 6 and 10 statues, respectively.
Walk of Fame statues are available for purchase starting from level 50. There are 13 Walk of Fame decorations in total. You can find them in the Decorations section in the Store in the tab marked with a star symbol. The Walk of Fame statues will be a wonderful decoration for your city or zoo!