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.
Individual tickets $99.99.With these tickets you get unlimited visits all season long ,plus free tickets for friends on certain dates and you get a $300.00 value coupon book for food ,games ,souvenirs and partners of six flags.groups start at $25.99 juniors under 54 tall are charged $34.99 and 2yrs and under are free.