We have a list you’ll want to keep in your back pocket when traveling.

It then makes sense to know the most reliable places for cheap and easy food experiences when traveling.

Here are the national fast-food chains that have made the top 20 list.

shake shack burgers

Shake Shack / Facebook

The Orlando-based chain has 34 domestic locations, with its Las Vegas location making Tripadvisor’s top 20 list.

Shake Shack

“Great burgers and fries.

Love coming to Shake Shack.

portillo’s hot dogs chicago location

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Always a busy location though and not too big.

It’s no surprise that this spot, with more than 300 locations nationwide, made the list.

“Was an amazing afternoon.

earl of sandwich exterior

Craig Russell / Shutterstock

Food was great and staff was lovely!

They were so welcoming,“said one customerof the chain’s Orlando, Fla. location.

In-N-Out

Do some people fly to California specifically to try the famous In-N-Out burgers?

shake shack

Vadym Shapran / Shutterstock

We wouldn’t put it past them.

“Burgers and fries animal style!

So delicious and pretty cheap.

blaze pizza

Hendrickson Photography / Shutterstock

We would definitely hit the Hollywood location near the walk of fame again.

In-N-Out Burger exterior

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