Wyo. Stat. § 15-10-112: Power of eminent domain.

(a) A municipality or county has the right to acquire by the exercise of the power of eminent domain any real property or interest therein which it deems necessary for its purposes under this chapter after adopting a resolution declaring that the acquisition of the real property described in the resolution is necessary for such purposes. A municipality or county may exercise the power of eminent domain in the manner provided by law.

(b) Property already devoted to a public use may be acquired by the power of eminent domain, provided that no real property belonging to any public body may be acquired without its consent.