Less than you leave at home, but never nothing. How much to round up, why you say the total out loud when you pay instead of leaving coins on the table, and the small ritual that quietly marks you as someone who knows how it works here.

What earns its space in the bag and what to leave at home. It shifts with the season and destination, but layers are always key. There are a few basics you do not want to leave home without.

Based on my experience, here is a look at what a trip can cost. Everyone has different limits or trade offs. Luckily, I have traveled in pure luxury and also on a sharp budget. There are ways money can slip easily, what to expect, on the road and tips to spend less without missing the good stuff.

One region or five countries. These are the things I think about when building a trip itinerary. Some people like fast travel and want to soak up as much as they can. Some want to drive slowly through…

Almost every European road trip that goes sideways fails on one of those three. Most people fly in without realizing how big Germany is, or how easy it is to cross a border, or that the rental car they just picked up is contractually not allowed to leave the country.