Four: Did you mean...?

A photorealistic representation of what the Roman emperor Galba (r. 68-69 CE) may have looked like. Pictured alongside the reconstruction are the Capitoline bust of Galba and the bust from the Stockholm Museum...

A photorealistic representation of what the Roman emperor Otho (r. 69 CE) may have looked like. Pictured alongside the reconstruction are the busts and artwork used as references. From left to right and top to...

A photorealistic representation of what the Roman emperor Vitellius (r. 69 CE) may have looked like. Pictured alongside the reconstruction are the artworks and statuary used as references. From left to right...

Horus is the name of a sky god in ancient Egyptian mythology which designates primarily two deities: Horus the Elder (or Horus the Great), the last born of the first five original gods, and Horus the Younger, the son of Osiris and Isis...

The Boeing B-29 Superfortress was a four-engined, long-range bomber of the United States Air Force. The largest of all Second World War (1939-45) bombers, B-29s were used to strike Japanese targets from the summer of 1944...

A stupa (literally “heap” or “pile”) is a reliquary, a shrine containing the remains of a holy or sainted person and/or artifacts (relics) associated with them, originating in India prior to the 5th century BCE as tombs of holy men and...

Antonio Vivaldi (1678-1741) was an Italian violin virtuoso and composer of baroque music (c. 1600-1750). Best known for his violin concertos, notably The Four Seasons, Vivaldi made a significant contribution to the evolution of...

The Boeing B-17 Flying Fortress was a four-engined heavy bomber plane used by the air forces of the United States and Britain during the Second World War (1939-45). The B-17 had unusually heavy defensive armament, 13 machine...

Alexander Selkirk (or Selcraig, 1676-1721) was a Scotsman famously marooned for four years and four months on a desert island in the Pacific Ocean until his rescue by a passing British ship in February...

A cherub (pl. cherubim) was a divine being who dwelt in the heavenly realm of the gods, either as a servant or a mediator between humans and the divine. The word most likely derived from the Akkadian karabu ("to bless"). The cherubim...