The cover of 'The Hobbit' is a captivating and adventurous portrayal of Bilbo Baggins' quest to reclaim the Lonely Mountain. It features a small figure standing in front of a grand mountain, with a dragon flying overhead, symbolizing the perilous journey that awaits the protagonist. The use of earthy tones and intricate illustrations transports readers to the magical world of Middle-earth, where they encounter dwarves, elves, and a host of fantastical creatures.