Enterprise ISOs are also live
64-bit: http://care.dlservice.microsoft.com/dl/download/F/7/1/F71B9D8E-D793-45D4-94B9-D5FF37C39A41/9926.0.150119-1648.FBL_AWESOME1501_CLIENTENTERPRISE_VOL_X64FRE_EN-US.ISO
32-bit: http://care.dlservice.microsoft.com/dl/download/F/7/1/F71B9D8E-D793-45D4-94B9-D5FF37C39A41/9926.0.150119-1648.FBL_AWESOME1501_CLIENTENTERPRISE_VOL_X86FRE_EN-US.ISO