From Desert to Coast Arakkonam WAP-4 powers Jaipur-Chennai Central express past the green Paddy fields near Gummidipoondi..
Trusted workhorse of IR 25XXX series WAP-4, last series of WAP-4 before the production was stopped by Indian Railways.
From the last WAP 4 Series,Royapuram WAP 4 25023 leads Hapa-Tirunelveli express