Andromeda was offered to the sea monster because her family had forgotten to put an offering to Poseidon. And they had bragged that their daughter was prettier than the Nerids. So the sea god sent a monster to go terrorize the city. In order to make the monster go away, her parents where forced to sacrifice their daughter to the sea monster
because Poisdein said a sea monster will destroy the town unless the princess was sacrificed to the monster EDIT: Andromeda's mother bragged that Andromeda was more beautiful than the sea nymphs. The nymphs were angry and told Poisdon to chain the princess bare to a rock and leave her to be eaten by the feared sea creature. The nymphs themselves chained Andromeda.
Perseus, son of Zeus (The Perseus, not Percy Jackson) he used Medusa's head to petrify the Kraken so it wouldn't kill her as a sacrifice.
Luke's ship is called the Princess Andromeda.
Luke gets defeated on his cruise ship (The Princess Andromeda).
From memory, Charybdis is the monster that suck up the sea then spits it back out Scylla is the monster who sits up on the cliff and grabs things with her snaky heads. (sorry if I've misspelt the names.)
as a sacrifice to a sea monster
Perseus unchained Andromeda from her rock, and slayed the terrible sea monster.
After he gets the agreement of her parents to marry Andromeda, Perseus saves her from the sea monster.
because Poisdein said a sea monster will destroy the town unless the princess was sacrificed to the monster EDIT: Andromeda's mother bragged that Andromeda was more beautiful than the sea nymphs. The nymphs were angry and told Poisdon to chain the princess bare to a rock and leave her to be eaten by the feared sea creature. The nymphs themselves chained Andromeda.
Andromeda was chained to a rock to be eaten by a sea monster as punishment for her mother's boasting. Perseus, who saw her, rescued her from the sea monster, cut the chains, and claimed her in marriage.
Andromeda was rescued from Perseus.
Perseus killed the Gorgon Medusa and the sea monster that was about to devour the beautiful Andromeda.
Some say he saved Princess Andromeda from the Kraken
He showed the sea monster (Kraken/Cetus/Sea Monster >.>) the head of Medusa which kills anyone who sets eyes on it.
Andromeda's mother had claimed that Andromeda was more beautiful than the Nereids. So Poseidon chains her to a sea cliff and sends the sea monster Cetus to eat her. She is saved by Perseus.
The Ethiopian Princess Andromeda.
To save Andromeda, the princess he had fallen in love with.