If TripIt’s map is too limited for you:
This will open Google Maps or Apple Maps with the destination already filled in. Create maps & directions - TripIt How to Add Map To Trip on TripIt
If you are a traveler who prefers highly customized visual maps—perhaps showing a walking route through a historic district—you may find TripIt’s automated pins too rigid. In this case, the best strategy is to use TripIt for the logistical timeline (times, dates, confirmation numbers) and use the "Notes" section of a plan to paste a link to a custom Google Map. This hybrid approach gives you the scheduling power of TripIt with the custom visualization of a bespoke map. If TripIt’s map is too limited for you: