The quote reflects the thrill and excitement of exploring unfamiliar places at night, suggesting that night brings a sense of adventure even in familiar surroundings. This contrasts with how the same locations feel mundane during daylight hours when they are safe and routine.
In essence, McKinley highlights the allure of the unknown and the transformation of everyday settings into extraordinary experiences once the sun goes down. This perspective evokes a sense of curiosity and a yearning for adventure that resonates with those who seek the thrill of exploring the world around them.