The SR-71 probably gets my vote. It looks cool from any angle.
https://fas.org/irp/program/collect/yf-12-ec72-3150.jpg
Several more pics and specs:
https://fas.org/irp/program/collect/sr-71.htm
https://fas.org/irp/program/collect/yf-12-ec72-3150.jpg
Several more pics and specs:
https://fas.org/irp/program/collect/sr-71.htm