Triumphal archway for the arrival of King Edward VII and Queen Alexandra into Dublin in 1903. For scale, look at the pedestrian archways on the footpaths to either side.
The inscription at the top read:
D. G. BRITT. ET TERR. TRANSMARIN.
Q VAE IN DITIONE SVNT BRIT REGIS
F.D. IND IMP ANN SECVNDO
EXOI TATVS ADES PORTAE PANDVNIVR AMICO