There's a lot of options, the Hoover Damn, the Gran Canyon, Rock Climbing, ATVs, Dune Buggies and many more.
The cruise addresses both gay singles and couples, with rates starting from $3999/person. This is where 70% of males end up anyway, so don't despair. http://Soccerfile.fifakorea.net/links-k/jump.php?sid=409&url=http://dragon-slave.org/comics/AudreablFritzschetd