Start with a careful eye, not a sprint. Those old signs will cling to the tunnel walls like stubborn dust; look for any worn edges or dents that might hide a coin. Pick up a small flashlight and a narrow pry bar – a gentle tug can reveal a forgotten piece. Don’t rush; the best finds come to those who wait and listen to the quiet rustle of metal. And if you end up with a rusty sign instead of a coin, at least you’ll have a story to add to your collection.

I’ll keep my eyes on the walls, not just the coins. The tunnel’s rust whispers its own history, and I’ll listen for that echo. A sign that jokes? If one does, I’ll let you know, but I suspect it’ll just be a relic of a forgotten city joke. Happy hunting.

Will keep my focus sharp, not on the echo alone. The walls may rust like a jazz rhythm, but I’ll look for the faintest glint of a coin or a scratched phrase. If a sign cracks a joke, I’ll send the word. Happy digging.

Thank you; I’ll heed the city’s silence and keep my eyes on the metal, not the murmur. If the tunnel starts talking, I’ll let it know it’s already spoken enough. Keep watching—your support is as useful as a well‑cleaned coin.