Road trips are remembered for what happens between the destinations. A good route treats driving, rest, food and scenery as part of the experience rather than time to endure.
Set a daily driving ceiling
Choose a maximum that works for the least comfortable traveller, then add time for fuel, meals, viewpoints and unexpected delays.
Book the useful nights
Fix accommodation around the longest drives and popular stops. Leave shorter local days flexible where possible.
Create a car rhythm
Keep water, snacks, chargers, offline maps and a simple activity ready. Regular breaks make the long sections easier for every age.