Over the next week, we explored by car and on foot.

Too many to explore at once, by a factor of ten billion.

The city is a grand place to explore by foot.

The public is welcome to explore by foot during the day.

Again he raised one hand - then the other - and explored by touch.

Why did I lose my temper and walk out on the others to do some exploring all by myself?

He continued to explore the body by touch, not knowing what to expect.

"Surely he wouldn't have gone exploring like that all by himself?"

But toward spring, Baby began leaving the cave more, exploring by himself.

Visitors who explore by rental car find there is only one main road.