We've all done it.

The suitcase is open on the bed. Clothes are piled everywhere. You're trying to remember where you packed the phone charger, wondering if the neighbor remembered to feed the cat, and suddenly a thought pops into your head.

"Wait...where's my passport?"

Those last few days before an international trip can feel chaotic. The good news is that most travel problems can be avoided with a little preparation. A simple international travel checklist helps you catch the important things before they become expensive problems at the airport.

The first item is your passport.

Not just whether you have it, but whether it's actually ready for your trip. Make sure it's in good condition, has blank pages if your destination requires them, and has enough validity remaining for the country you're visiting. Many destinations expect passports to remain valid well beyond your return date, so don't assume that "not expired" automatically means you're good to go.

Next, verify whether you need a visa or an electronic travel authorization.

Requirements change from time to time, and they vary by destination. Some countries allow U.S. citizens to enter without a visa, while others require an application before departure. Taking five minutes to confirm current entry requirements is much easier than discovering you can't board your flight.

After that, review your flight information.

Double-check departure times, airport terminals, baggage allowances, and any connection details. Airlines occasionally adjust schedules, and those email notifications are easy to overlook if they've been sitting in your inbox for weeks.

Now think about your accommodations.

Have your hotel confirmations available, either printed or saved on your phone. If you're staying with friends or family, keep their address handy. Immigration officers in some countries may ask where you'll be staying after you arrive.

Another smart habit is making digital copies of your important documents.

Take photos of your passport, driver's license, travel insurance, visas, and itinerary. Store them somewhere secure that you can access from another device if your phone is lost. You probably won't need them, but if something goes wrong, you'll be glad they're available.

Don't forget any necessary medications.

Keep prescription medicine in its original containers whenever possible, and always pack it in your carry-on luggage rather than your checked suitcase. If checked baggage is delayed, you'll still have what you need during the first few days of your trip.

Take a quick look at your wallet, too.

Does your credit card company know you'll be traveling internationally? While many banks have reduced travel notification requirements, it's still worth checking. Having a card temporarily frozen while you're standing at a restaurant halfway around the world isn't much fun.

Speaking of money, carry more than one payment method.

A backup credit card stored separately from your primary wallet can save the day if your wallet is lost or stolen. It's one of those simple travel habits that experienced travelers rarely skip.

As you're packing electronics, remember charging cables, adapters, battery packs, and any plug converters your destination may require. Different countries use different electrical outlets, and discovering that after you arrive usually means making an unexpected shopping trip.

Finally, slow down before walking out the door.

Seriously.

Run through your international travel checklist one last time. Passport? Wallet? Phone? Medications? Travel documents? It takes less than two minutes, and those two minutes can prevent hours of stress later.

If your passport has expired, is damaged, or you discover at the last minute that it doesn't meet your destination's requirements, don't assume your trip is over. Texas Tower helps travelers with expedited passport renewals, new passports, visas, and other travel document services when time is short.

International travel should begin with excitement, not panic. Spending a few extra minutes reviewing an international travel checklist before you leave home gives you confidence that you've covered the essentials. Then you can focus on what really matters, enjoying the trip you've been looking forward to instead of worrying about what you might have forgotten.