How do you enter Poseidon temple on poptropica?

you need to put a starfish on his podium

ontop of his statue in the gods shrine

past hades temple and up the rock tht pushes you up

For Sharktooth Island, it should spell "Open".. For Sharktooth Island, it should spell "Open"..

you go into the museum and on the statue of Poseidon is a starfish then go to his temple and put it on the altar