Looking to see Kalitta Air aircraft. Go to the following website which gives a daily schedule of where their aircraft will be including timings and registrations.
http://www.kalittaair.com/Schedule.asp
Good site, would fancy hitching a lift on N700CK over the next few days
Flight ID : CKS625 Flight No. : 55908 Tail No. : N700CK Equipment : 747
ETD OBBI 3/9/2011 03:00 UTC ETA OAKN 3/9/2011 06:00 UTC
Flight ID : CKS9321 Flight No. : 55257 Tail No. : N700CK Equipment : 747
ETD OAKN 3/9/2011 08:00 UTC ETA VHHH 3/9/2011 14:15 UTC
Flight ID : CKS825 Flight No. : 55257 Tail No. : N700CK Equipment : 747
ETD VHHH 3/9/2011 23:00 UTC ETA UHHH 3/10/2011 04:30 UTC
ETD UHHH 3/10/2011 06:00 UTC ETA PANC 3/10/2011 12:00 UTC
ETD PANC 3/10/2011 13:30 UTC ETA KORD 3/10/2011 19:30 UTC
ETD KORD 3/10/2011 21:30 UTC ETA KEWR 3/10/2011 23:45 UTC
Overall routing 9 Mar 0300 to 10 Mar 2345
OBBI BAHRAIN INTL
OAKN KANDAHAR INTL
VHHH HONG KONG
UHHH KHABAROVSK - NOVY
PANC ANCHORAGE INTL
KORD CHICAGO O'HARE INTL
KEWR NEWARK NY
Total flight time 29hrs out of 43h45m
Edit:
having looked at the list further some of their fleet seem do be on a perpetual round the world cycle
KEWR or KJFK
EBLG LIEGE
OBBI or OMFJ FUJAIRAH
AFGHANISTAN
VHHH
UHHH or RKSI SEOUL
PANC
KORD
KEWR or KJFK