When using VBA, writing anything but the most trivial VBA routines, it is likely that you’ll be using arrays somewhere in your code. This post describes how you can load one array to another and then pull the data out into a worksheet.
It is assumed that you know the basics of VBA arrays. 
Sub ArrayWithinAnArray()  
'----------------------------------------------------------------------------         
' Procedure : ArrayWithinAnArray         
' Author    : Matthew - Zypher.co.uk         
' Date      : 27/03/2011         
' Purpose   : Load an ID, a data value and an array to an array         
'             Then loop through the 1st array loading it’s values to the         
'             active worksheet         
'----------------------------------------------------------------------------         
'             Dim i As Integer       
    Dim l As Integer       
    Dim x As Integer       
    Dim y As Integer       
      
    Dim array1(2, 2) As Variant       
    Dim array2(1, 1) As Variant       
      
    On Error GoTo ArrayWithinAnArray_Error       
      
    ' Add values into the 1st array       
    For i = 0 To 2       
        array1(i, 0) = "ID " & i       
        array1(i, 1) = "Some Data"       
      
        ' Load values to the 2nd array       
        array2(0, 0) = "row1 col1"       
        array2(0, 1) = "row1 col2"       
        array2(1, 0) = "row2 col1"       
        array2(1, 1) = "row2 col2"       
      
        ' Load the 2nd array into the 1st array       
        array1(i, 2) = array2       
    Next i       
      
    ' Set l as the first row       
    l = Cells.SpecialCells(xlCellTypeLastCell).Row + 1       
      
    ' Loop through the first array       
    For i = 0 To UBound(array1)       
        Cells(l, 1).Value = array1(i, 0)       
        Cells(l, 2).Value = array1(i, 1)       
      
        ' Check the 3rd value is an array       
        If IsArray(array1(i, 2)) Then       
      
            ' Loop down through the 2nd array       
            For x = 0 To UBound(array1(i, 2))       
      
                ' Loop across the 2nd array       
                For y = 0 To UBound(array1(i, 2), 2)       
      
                    ' Load the values in the 2nd array to the worksheet       
                    Cells(l, y + 3).Value = array1(i, 2)(x, y)       
      
                Next y       
      
                ' Get the current bottom row, then add 1       
                l = Cells.SpecialCells(xlCellTypeLastCell).Row + 1       
            Next x       
      
        End If       
      
        ' Get the current bottom row, then add 1       
        l = Cells.SpecialCells(xlCellTypeLastCell).Row + 1       
      
    Next i       
      
    On Error GoTo 0       
    Exit Sub       
      
ArrayWithinAnArray_Error:       
    ' Add some error handling code here       
End Sub 
As always, if you have any questions do let us know via the comments section.