Tip 10: Mind the gap
The most important tip of all.
So important that there are T-shirts, hats, mugs, posters, pencils, pencil-cases, etc, etc made with the message written all over them.
It's famous World wide, and in fact is the one tip that probably doesn't need to be included here on TopTenTubeTravelTips. But we couldn't really leave it out could we, not the most famous tip of all.
So, make sure you mind the gap. You really don't want to fall in, there's dirt down there.