The most substantial remains are the West Walls, on the western side of the city.
Large amounts of the wall were demolished during the 18th and 19th centuries; the most substantial remains are on the western side of the city.
As at January 2012 there are substantial remains of the two platforms.
As at January 2012 substantial remains of the platforms and the abandoned concrete approach road remain.
Archeologists have found substantial remains of the palace to the southwest.
The substantial remains include the massive 14th century gatehouse which now houses an exhibition on the history of this important site.
Until today only a wall from the 4th century BC and some other substantial remains survive.
There are no substantial remains of the station.
From the reliefs only small fragments were found while there are some substantial remains of the paintings.
Despite this, substantial remains remain visible today and it continues to be a major tourist attraction.