100 Days at Sea: The Truth About Sailing Around the World

Cruise ship liner port of Valletta, Malta. Aerial view photo
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Imagine trading your school bus for a giant ship and your bedroom for a cabin with an ocean view. For 100 days, your life is the sea, the sky, and a new city every few weeks. Sounds like the ultimate adventure, right?

Waking up to dolphins playing outside your window, exploring ancient ruins in Greece one day and bustling markets in Asia the next. This isn’t just a vacation; it’s a chance to see the whole world before you even finish high school.

But what’s it really like to live on a ship for more than three months? Do you get tired of the same food? What happens when you miss your friends back home, or the internet is super slow?

We talked to people who have actually done it to get the real story. Get ready to discover the amazing highs, the surprising lows, and the truth about what it takes to spend 100 days at sea.

When you’re sailing for 100 days straight, every amenity becomes essential

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When you live on a ship for over three months, the little things become a big deal. The basics, like a comfortable bed and good food, are just the start.

Think about what keeps you from getting bored: a pool for sunny days, a gym to burn off energy, and maybe even a movie theater for nights at sea.

These extras are what turn your floating home into a fun place to be, not just a way to get from one port to another.

Having cool things to do onboard also helps you make friends. Joining a basketball game, hitting a climbing wall, or learning to cook in a class are great ways to meet other people your age.

After weeks at sea, having reliable Wi-Fi to message your family and friends back home is also super important. These features make life on the water feel more connected and less isolated.

Taking a world cruise takes serious planning

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Deciding to go on a trip around the world is the easy part; getting ready for it takes some serious work. You can’t just pack a bag the night before. This kind of journey needs preparation months, or even a year, in advance.

You have to figure out which cruise line goes to the places you want to see and fits your budget. Then there’s the paperwork, like making sure your passport is valid and getting any necessary visas for the countries you’ll visit.

Beyond the big documents, you need to think about what to pack for changing climates, from tropical heat to chilly sea breezes.

You’ll also need to plan for things like getting travel insurance and setting up ways to manage your money while you’re away.

It’s a lot to think about, but getting all the details sorted out ahead of time means you can enjoy the adventure without worrying.

Watch which direction your route goes

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When choosing a world cruise, the direction the ship travels might seem like a small detail, but it can make a huge difference in your experience.

A westward journey, which follows the sun’s path, means you gain an hour of sleep every few days as you cross time zones. This makes it much easier to adjust and avoid feeling tired all the time.

Think of it as getting extra sleep on your way to new adventures.

On the other hand, sailing eastward means you lose an hour every time you enter a new time zone. This can mess with your body clock, making you feel jet-lagged even though you’re on a ship.

Having to constantly adjust to shorter days can be draining and take away from the fun. So, if you have a choice, going west is often the smoother ride for a long trip.

Don’t mistake these extended voyages for quick, week-long cruises

Cruise vacation. Rear view of tourist girl with backpack and hat standing in front of big cruise ship.
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A trip around the world isn’t just a longer version of a week-long cruise; it’s a completely different kind of experience. A short trip is a party, packed with activities and a fast-paced feel.

A world cruise is more like moving to a new, floating town. The pace is slower, and the focus shifts from constant entertainment to a real sense of community. You get to know the crew and fellow passengers on a much deeper level.

On a seven-day journey, you might visit a few nearby islands or coastal cities. But a 100-day voyage takes you across entire oceans to multiple continents, showing you a huge range of cultures and environments.

You’ll spend more days at sea, which gives you time to actually live on the ship, not just visit it. It’s less about a quick escape and more about a life-changing expedition.