.wrl files?

[Lord Killmore]

Hello guys i wanted to ask if there´s a way to edit .wrl files?
(actually i don´t really know what they are for:tired: )

 

[Sin Goku]

http://forum.esforces.com/showthread.php?s=&threadid=16023

In short:
WRLs are model like files
WRLs can be converted, then they can be edited