Top 100 Portal Videos With The Longest Duration by ElPinolesTop 100 » 200 » 300 » 400 » 500Video TitleDurationCategoryGame1.High Quality Original Portal RTX Version Radio Loop 11 Hours11:00:20Portal 2.High Quality Original Portal RTX Version Radio Loop 10 Hours10:00:08Portal 3.High Quality Original Portal RTX Version Radio Loop 9 Hours9:00:18Portal 4.High Quality Original Portal RTX Version Radio Loop 8 Hours8:00:07Portal 5.High Quality Original Portal RTX Version Radio Loop 7 Hours7:00:17Portal 6.High Quality Original Portal RTX Version Radio Loop 6 Hours6:00:06Portal 7.High Quality Original Portal RTX Version Radio Loop 5 Hours5:00:16Portal 8.High Quality Original Portal RTX Version Radio Loop 4 Hours4:00:04Portal 9.High Quality Original Portal RTX Version Radio Loop 3 Hours3:00:15Portal 10.High Quality Original Portal RTX Version Radio Loop 2 Hours2:00:03Portal 11.High Quality Original Portal RTX Version Radio Loop 1 Hour1:00:14Portal 12.High Quality Original Portal RTX Version Radio Loop 30 Minutes30:08Portal 13.High Quality Original Portal RTX Version Radio Loop 10 Minutes10:19Portal Top 100 » 200 » 300 » 400 » 500