AppDomain.BaseDirectory Property

using System;
using System.Reflection;
using System.Security.Policy;  

class ADSetup
{
    public static void Main()
    {
        // Create application domain setup information
        AppDomainSetup domaininfo = new AppDomainSetup();
        domaininfo.ConfigurationFile = System.Environment.CurrentDirectory + "ADSetup.exe.config";
        domaininfo.ApplicationBase = System.Environment.CurrentDirectory;

        //Create evidence for the new appdomain from evidence of the current application domain
        Evidence adevidence = AppDomain.CurrentDomain.Evidence;

        // Create appdomain
        AppDomain domain = AppDomain.CreateDomain("MyDomain", adevidence, domaininfo);

        // Write out application domain information
        Console.WriteLine("Host domain: " + AppDomain.CurrentDomain.FriendlyName);
        Console.WriteLine("child domain: " + domain.FriendlyName);
        Console.WriteLine();
        Console.WriteLine("Configuration file is: " + domain.SetupInformation.ConfigurationFile);
        Console.WriteLine("Application Base Directory is: " + domain.BaseDirectory);

        AppDomain.Unload(domain);
    }
}