The US Department of No Land Security has a plan - "Escape to Mexico".

For more information, click the "Parody State Quarters" entry in the "Browse Categories" section (above left).

Specifications:
Diameter:   25mm (0.5mm larger than a regular US quarter dollar).
Composition:   Nickel-Copper alloy (similar to regular quarters).
Final Mintage:   To Be Determined.