Many communities invest in rail-trails to connect neighborhoods and promote outdoor recreation.

We cycled the scenic rail-trail that follows the river through the valley.

On Sunday mornings, we ride our bikes along the rail trail to enjoy the river views.

The detective, hot on the trail, closed in on the suspect who was trying to flee the city.

When she notices everyone's attention, her voice trails off into a nervous laugh.

During the meeting, his explanation kept trailing off whenever he reached a difficult point.

During the long silence, her words began to trail away until only a whisper remained.

Graduate students studied Eulerian trails to understand parity constraints in graph theory.

After the Chicago premiere, the cast braced for the Death Trail, a grueling and often unprofitable tour of small theaters all the way to the West Coast.

The car's semi-trailing rear suspension improved handling on uneven roads.