Found 4 symbols starting with UR:

Ur (rune), Uruz
The Uraeus (/jʊˈriəs/; plural Uraei or Uraeuses; from the Greek οὐραῖος, ouraīos, "on its tail"; from Egyptian jʿr.t (iaret), "rearing cobra") is the stylized, upright form of an Egypti…
Uranus is the seventh planet from the Sun. It has the third-largest planetary radius and fourth-largest planetary mass in the Solar System. Uranus is similar in composition to Neptune, and both are o…
Uruguay (Apple iOS 10.3)
Flag for Uruguay