Christmas, Navidad in Puerto Rico, extends far beyond Dec. 25. 

The island proudly proclaims itself as having the «longest holiday season in the world,» according to the website Discover Puerto Rico. 

On average, the holiday festivities in Puerto Rico last about 45 days, per the source, commencing right after Thanksgiving, and stretching all the way through mid-January. 

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The holiday season in Puerto Rico is full of rich traditions beloved by families. 

One tradition those who visit Puerto Rico will immediately notice during the holiday season is decorations. 

In Puerto Rico, decorations are typically put up by Thanksgiving, and kept up until the season concludes in mid-January, with opportune picture moments at every corner. 

Parrandas, Christmas caroling, is a holiday staple. 

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Carolers choose houses of family and friends to visit, typically starting around 10 p.m., performing aguinaldos (traditional Christmas songs), with not only their voices, but often with instruments as well, according to Discover Puerto Rico. 

The group you begin caroling with is likely not the same group you end with. 

In Puerto Rico, when carolers visit a house, they’ll often stop inside for conversation, food and drink before moving to the next residence. 

Coquito is a popular beverage enjoyed during the holiday season in Puerto Rico. Coconut, vanilla and rum are among the ingredients. (Mayra Beltran/Houston Chronicle via Getty Images)

Usually, the residences of the house visited will join the group for the next house, according to Discover Puerto Rico. 

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A night of serenading loved ones can last quite a while, often stretching into the early morning hours of the following day, according to the source. 

The biggest day of the holiday season in Puerto Rico actually isn’t Christmas, but instead, the night before. 

In Puerto Rico, Dec. 24 is Nochebuena. On that day, loved ones gather for the exchange of gifts, caroling and a large feast. 

Many families will also attend a midnight Mass on the day, known as Misa de Gallo. 

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After Christmas passes, the festivities go on in Puerto Rico. 

Another big event in the holiday lineup is Three Kings Day on Jan. 6, a holiday that «commemorates the visit that the Three Wise Men paid to Jesus after his birth,» according to Discover Puerto Rico. 

On the eve of the day, children fill up a shoebox with grass to be left for camels to munch on while the Three Kings leave behind gifts for them, according to PuertoRico.com. 

For a particularly festive Three Kings Day, Juana Díaz is the place to go, as it hosts the largest celebration in Puerto Rico for the holiday. In Juana Díaz, there is an annual festival and parade in honor of Three Kings Day that brings together over 25,000 people every year, according to Discover Puerto Rico. 

Gifts are primarily exchanged between loved ones on Christmas Eve in Puerto Rico. (iStock)

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Then, eight days later is Octavitas, a post-holiday celebration where families get together and celebrate one last time for the season. 

The end of the holiday season is marked with the San Sebastián Street Festival.

This festival, spanning over multiple days, takes place in Old San Juan, and is filled with live music, dancing, shopping and parades.