A few nice Aluminium Windows images I found:
My new PC

Image by XiXiDu
CPU: Overclocker Rev.1.1 Intel® Core 2 Duo(E6600) E6700 Special (Conroe) 64BIT 2×2MB Cache (2*2400MHZ +8%); RAM: 2GB (2*1024MB DualChannel) DDR2-800 Kingston; Graphiccard: GeForce 8800 GTX 768MB PCIE; HDD: 320GB 7200upm SATA-II/300 Seagate 16MB Cache; Mainboard: Asus P5W-DH-Deluxe; Soundcard: Realtek ADI 1988 (8 Channel) onBoard; Network: 1000MBit/s onBoard; DVD: Samsung Light Scribe 18x DVD/CD Burner; CPU Cooling: Freezer 7 Pro Arctic-Cooling; PSU: 650w 120mm Ultra Low Noise; Firewire; USB 2.0 6x; Casing: NZXT LeXa Midi-Tower Aluminium – black OS: Windows Vista Ultimate;

Image by mats_60
Overboard

Image by Mr.Tea
See where this picture was taken. [?]