BUILDINGS | A house with a chimney
HELLO KITTY | hello kitty with glasses
TRANSPORTATION | a cable car ascending a steep mountain
UNICORN | the cartoon unicorn stands on the cloud
NATURE | a tranquil lake surrounded by smooth, flat rocks, reflecting calm waters, and dotted with a few solitary trees
HALLOWEEN | A Halloween house
UNICORN | the unicorn runs under the rainbow
TRANSPORTATION | High-speed rail