This document provides a list of 4 additional websites with interesting content related to phrases, videos, wallpapers and PowerPoint presentations created by a user named Olga. The sites include Olga's SkyDrive page, YouTube channel, website with her PowerPoints, and Facebook page showcasing her PowerPoints and other creations.

23. Frases
Videos Postales
Más sitios interesantes:
Wallpapers
https://skydrive.live.com/redir.aspx?cid=25a1ea1b6f2bab61&resid=25A1EA1B6F2BAB61!356
http://www.youtube.com/user/tapiolga?feature=mhee
http://www.milespowerpoints.com/colaborador/olga/
http://misppsolga.blogspot.com/
http://www.facebook.com/pages/Mis-pps-y-otras-cosas/310372509044665