1. A pathway or route open to public use, typically for walking, hiking, or outdoor recreation, maintained for general access
The hiking club regularly maintains the public trail through the forest.
O clube de caminhada mantém regularmente a trilha pública pela floresta.
2. A marked pathway on public land designated for recreational activities
We discovered a beautiful public trail near the national park.
Descobrimos uma trilha pública bonita perto do parque nacional.