Here are a few suggestions for your next trip from Burnham(Bucks)

In 2 hours, you can reach London, Bristol, Cardiff, Coventry.

In 3 hours, you can reach Birmingham, Lille, Leicester.

In 4 hours, you can reach Paris, Brussels, Gent, Liverpool, Sheffield, Leeds, Anderlecht, Schaerbeek, Manchester, Leuven...

In 5 hours, you can reach Rotterdam, Antwerpen, Charleroi, Liège, Brugge, Namur, Mons, Reims.

In 6 hours, you can reach Amsterdam.