Are you bored with classic look of Minecraft ,Why don't you download some cool Minecraft texture packs to have a new look ,you can even download a higher resolution textures .You can download a pack and back to the defult textures easily .Download one of my list of Minecraft texture packs and try it .
Minecraft AuraCraft Texture Pack
Download AuraCraft Package
For more info read this forum page
Star Wars Pack
Download Star Wars Pack
For more info click here
Minecraft Texture Packs - Isabella 1.2v3
Download Isabella 1.2v3
Alternative download link
Isabella pack forum thread.
Minecraft Lego Texture Pack
Lego Texture Pack Video
Download Lego Pack
Visit this forum thread for more info .
Minecraft Basico Pack
Download Minecraft Basico Texture Pack
Read this thread for more info.
Download [128x128]Minerim Dark
Download [128x128]Minerim Light
For more info go here ;
Dusty Textures [32x32]
For more info read this forum thread.