Moto Guzzi V50 Episode: 1.12
BMW K100RT Episode: 1.21
Looks BMW-ish (inkl.kidney-air-intake)
BMW K100 RT as built from 1984 to 1988
Yamaha YZ250 Episode: 12.23
WR 450 or 250 two stroke pipe! i think YZ.
looks like a YZ250
Honda NX650 Dominator Episode: 4.10
Honda Dominator 650
Properly: Honda NX 650 Dominator.
Harley-Davidson FLSTC Heritage Classic Episode: 4.21
Somekind of Harley Davidson FL based trike. Not a factory Servicar by the look of it.
Trike sur base de Softail FLSTC Heritage Classic
Harley-Davidson FXDWG Episode: 4.21
Harley Davidson FXDWG Dyna Wide Glide, built between 1993 and 2008
Kawasaki ER500 Episode: 4.24
Kawasaki ER-5, such like this: http://en.wikipedia.org/wiki/File:Kawasaki_ER-5_blue.jpg
Suzuki RF900 Episode: 6.40
Ducati Monster Episode: 6.42
Ducati Monster, but i don't know the year and the cylinder
Ducati 600 Monster, early model
BMW R80ST Episode: 8.08
Suzuki DR250OS Episode: 8.14
Harley-Davidson Road King Episode: 8.31
Yamaha XT660 Episode: 8.32
If it helps, this bike has "660" written on it?