Illustrate a whimsical scene of a snowman building a snowfort, surrounded by penguins, reindeer, and other festive winter creatures, with a giant Christmas tree in the background, and a bright blue sky with fluffy white clouds.

Design a vector graphic of a jolly Santa Claus holding a sack of toys, standing in front of a city skyline at night, with the Eiffel Tower and the Empire State Building visible, and a bright full moon shining down, surrounded by a halo of light.

Create an illustration of a festive Christmas tree adorned with sparkling ornaments, colorful lights, and a star on top, surrounded by snowflakes and holly leaves, with a warm and cozy fireplace in the background, and a few presents wrapped in red and green paper under the tree.