May 31 - Eastern Orthodox Church calendar - June 2
Crucifixion and Apotheosis of the Ten Thousand Martyrs. By Vittore Carpaccio, 1515.
Fresco of St. Fortunatus of Spoleto.
Standard of St. Ronan of Locronan.
May 18 - Eastern Orthodox Church calendar - May 20
Apse mosaic from the Church of Santa Pudenziana, Rome.
St. Onuphrius (Gagaliuk), Archbishop of Kursk and Oboyansk.