Eleusis, a city in Attica, is where Perdita cares for an injured Raymond. 

Livorno, Genoa, and Mareilles are all mentioed as cities along the trade route suffering from plague. 

New Holland in Australia is another location mentioned as hit hard by plague. 

Quito, capital of Ecuador, is destroyed by an earthquake in the midst of plague. 

Dehli is also another city Lionel claims to be hardest hit by plague. 

Peking, now called Beijing, in China, is another location his hard by plague. 

Isfahan was the capital a Persia--one of the locations hit hatd by plague. 

The Battle of Makri is where Raymond led the charge and was initially thought to be dead or captured by the Turks. 

The Turks move from their stronghold in Morea to acquire Thrace and Macedonia--with the hopes of obtaining Constantinople (Istanbul). 

Killarney, in Ireland, is where Lionel takes Perdita for a change of scene.