If you find other passengers you could book a private guide to share a private tour to Ephesus.
Do a search for ROLL CALLS & the name of the ship.
Someone posted about a shuttle might be worth looking at
I have not used them but maybe in 2011
Alexandr Pushkin, Carnival-Holiday, HAL-(old)Westerdam, Orient lines-Marco Polo, Royal Olympic-Olympic, NCL-Dream, Dawn-Princess, ACCL-Grande Caribe, Oceania-Insignia (3), Regatta(4) Marina (1) St Lawrence Cruise Lines-Canadian Empress
Scenic River cruise June 11,2012