ftp://ftp.dit.upm.es/linux/mirrors/ftp.gnome.org/teams/art.gnome.org/themes/  direct

[DIR]splash_screens/  direct  83 twin directories
[DIR]metacity/  direct  2020+ twin directories
[DIR]icon/  direct  4202+ twin directories
[DIR]gtk_engines/  direct  85 twin directories
[DIR]gtk2/  direct  1248+ twin directories
[DIR]gdm_greeter/  direct  83 twin directories