They took their pleasures seriously (wine, food, fishing, bridge, etc.), and some had apparently fought an interesting war.

NEWYORKER: Hand on the Shoulder

Elsewhere, trespass and some vandalism was reported, but an "emerging problem" was people fishing from Barmouth Bridge.

BBC: Facebook photos trap Gwynedd rail trespassers

"We visit historic bridges and remote sandy islands, " he says, "stop at Bahia Honda State Park for lunch...then a three-mile paddle to the take-out at the historic Old Wooden Bridge fishing camp".

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"But some have taken it upon themselves, as the tide is going out, to fish from the railway side of the bridge, to avoid their fishing lines getting tangled up in the bridge structure, " he added.

BBC: Facebook photos trap Gwynedd rail trespassers

On the fishing from the railway bridge Mr Roberts said there was the same problem about 10 years ago, and it was very dangerous.

BBC: Facebook photos trap Gwynedd rail trespassers

Loren and I walked the railroad tracks along the river coming back from fishing the big pool under the old iron bridge, and I couldn't remember a lovelier evening before or after our world changed.

NPR: Excerpt: 'World Made By Hand'