The Celsus Library is the highlight of ancient Ephesus
Follow the marble brick road down to the centre of town. At the corner of Curetes Street and the Marble Road you will see the Celsus Library on the left. You cannot miss it or mistake it for any other building in town. It is the most beautiful building in Ephesus. It is two stories tall and the front is supported on elegant columns. Between the columns of the lower level are four niches with statues representing the four virtues of Celsus.
The Agora or marketplace is on the right.
The four virtues of Celsus – wisdom (Sophia), knowledge (Episteme), intelligence (Ennoia) and valour (Arete).
Looking back from the other side of the Agora Gate, 
– Where do You want to go today? –
https://en.wikipedia.org/wiki/Library_of_Celsus
