I get this itch for books about people who walk alone — the kind of protagonists who are more comfortable with their own footsteps than with crowded rooms. If you want novels where solitude is part of the character, start with 'Siddhartha' by Hermann Hesse. It's a quiet, meditative journey of self-discovery and literal wandering: he leaves home, lives in the world in different guises, and the novel reads like a map of an inner life learned on the road. I first picked it up on a long overnight bus trip and the slow rhythm matched the scenery outside perfectly.
For something older and more survivalist, there's 'Robinson Crusoe' by Daniel Defoe — the ultimate solitary experience, castaway ingenuity and the slow construction of companionship with nature and the island. If you like modern, existential solitude, 'The Stranger' by Albert Camus features a protagonist emotionally solivagant in a world he never quite connects with. It’s less physical wandering and more moral and social isolation, which can feel just as lonely as miles of empty sea.
On a different vibe: 'The Alchemist' by Paulo Coelho gives you a wandering quester — Santiago treks across deserts in search of meaning and treasure. 'Heart of Darkness' by Joseph Conrad and 'The Sheltering Sky' by Paul Bowles explore physical journeys that become psychological unravellings; both protagonists are travelers whose paths lead into alienation. For a road-trip energy (but still a lot of solitary introspection), check out 'On the Road' by Jack Kerouac — Sal’s trips are full of people, but the way he narrates it often feels like a one-person pilgrimage. And if you want the quiet, elemental kind of solitude, 'The Old Man and the Sea' by Ernest Hemingway is just one man and the ocean, which reads like a parable about being alone with your struggles.
If you want more niche picks, try 'Zen and the Art of Motorcycle Maintenance' for philosophical roaming, or 'The Pilgrim’s Progress' if an allegorical pilgrimage appeals. Each of these books treats wandering differently — spiritual seeker, castaway, existential loner, road tramp — so pick the flavor of solitude you’re craving and let it walk you somewhere new.