Think of fast food and you think of the USA. Most of the world’s most iconic chains started here, but not all have expanded overseas. From cult favourite In-N-Out Burger to the wonderfully retro Sonic Drive-In, these are the tasty joints that Americans get to keep all to themselves. Here's our pick of the fast food restaurants that only have locations in the US, counting down to the one everyone wants to visit.

Click or scroll through our gallery to discover the fast food chains you’ll only find in America.

We've based our ranking on the enduring popularity of each restaurant in its place of origin and beyond, and on the opinions of our well-travelled (and well-fed) team. The list is unavoidably subjective.

The incredible fast food chains you can only find in the US