The Underworld is associated with Hades.
Death and wickedness
Imagined gates within the Underworld, associated with Hades, the god of the Underworld.
Hades the word often means hell or the underworld. Hades the god from Greek mythology was the god of underworld.
Hades' temple is commonly referred to as the Temple of Hades or sometimes the Temple of Pluto, named after the Roman equivalent of Hades. Although there is no specific, widely recognized temple solely dedicated to Hades in ancient Greek religion, shrines and altars to him were often located in places associated with the underworld. One notable site is the ancient city of Eleusis, where the Eleusinian Mysteries took place, celebrating Demeter and Persephone but also involving Hades.
The dead in his Underworld, and his wife Persephone.
Hephaestus, hades(probably).
Hades is a fictional 'place'. Places cannot confer punishment
The symbol(s) that most people will associate with Hades would be the helm of darkness and his three headed dog Cerberus .
Most were memory cues for the myths and stories involving Hades, prior to art being accepted as a associated with the religion.
Key of Hades, symbolize that the owner of the key is ruler of underworld
Hades, the ancient Greek god of the underworld, is primarily associated with the city of Eleusis, where the Eleusinian Mysteries were celebrated in his honor. Additionally, the city of Thebes is linked to Hades through myths involving characters like Orpheus and the descent into the underworld. Though not a city in the traditional sense, the realm of the underworld itself, often referred to as Hades, is central to his mythology.
In astrology, Hades is not recognized as a traditional astrological sign like the 12 zodiac signs. Hades is associated with the underworld in Greek mythology, but it does not have a direct correlation to a zodiac sign in astrology.