You could say it was the start of globalization.

When Ferdinand Magellan launched his crew from Spain in 1519

to find a shortcut to the Spice Islands,

it didn't take long for things to turn sour.

Five ships left from Seville.

There were mutinies along the way.

The fresh food ran out quickly because you have to eat that first.

Coming up, find out how Magellan and his crew changed what we know about the world.

We'll hear why it's a big anniversary in Spain, but not so much in his home country of Portugal.

In the new world, you can't beat Mexico City for fun and atmosphere.

And no matter how trendy the city's neighborhoods are getting,

you can always find a touch of old Mexico just around the corner.

Even the trendiest neighborhoods,

you're still going to find the old coffee shop with the old men

eating pan duelsay, sweetbread, having their coffee, reading the paper. The backstory to the first

sail around the world, a guide to Mexico City's neighborhoods, and your calls to

help plan your next adventure.

It's all just ahead on Travel with Rick Steves.

Friends from Seville and Lisbon tell us why the Big Magellan anniversary is getting more attention in Spain than in Magellan's home country of Portugal in just a minute.

And the author of a guidebook to Mexico City shares her favorite neighborhoods to explore.

Places where you can view remnants of the old Aztec city while sipping a coffee con leche and

immersing yourself in the living history of Mexico's energetic capital.

...