If your front yard if flat you need 21 stones for each layer your would like to build. A typical retaining wall around a tree would require 3 layers. If your front yard has a grading, you have to see how many stones you need depending of the grading.
How much does it cost? As of 2010, the 4-day passes to Comic Con were $100 each. However, it increased as the years went by. According to WhenNerdsAttack.com, the 4-day pass with preview night costs $175 for adults and $87 for juniors, military and seniors.
Ticket prices vary according to level in the stadium. General admission tickets are Â£112.70. Standing room tickets are Â£112.50-Â£235.76. Tickets in the Ball Zone are as much as Â£862.50. There are still more than 1,000 tickets left. Purchase tickets here. The 2013 Ball is expected to be the biggest ball yet.