No planned, elaborate vacation could have been as wonderful as that impromptu trip through the steamy night.

The Sant'anna 1, now way out, was heading north past the point on an impromptu sight-seeing trip.

His father had muttered some nonsense about planetary quarantine buoys, which only caused him more confusion over the purpose behind this impromptu trip.

"Is this impromptu trip a way of running from that thing that went on a couple weeks ago?"

What do you pack for an impromptu trip to the Senate?

At one point in the mid 80's, Uffelman surprised the company's employees by taking them on an impromptu trip to Bermuda.

During impromptu trips to department stores, she has been known to move Warnaco's products to front and center racks herself.

In a final effort, I made an impromptu trip to Los Angeles.

This is a good way to save some money if you've decided on an impromptu hiking trip but didn't pack any gear.

What if this impromptu trip was motivated by my own subconscious desires, rather than tapping into the quality of Jane?