Yet once he had enough paths built to welcome visitors, no one seemed interested in his "bat cave."

VOA: special.2009.12.07

I slowly backed to the opening of the cave. I turned to look at the Arizona night.

VOA: special.2010.07.10

It went up and up. I followed the trail for several hundred meters more until I came to the mouth of a large cave.

VOA: special.2010.07.10

Visitors can climb up wood ladders to see the inside of several of the cave homes.

VOA: special.2010.07.05

The authors of the book "Carlsbad Cavern: The Early Years" say Jim White took the job for the chance to keep exploring the cave.

VOA: special.2009.12.07

I had trouble moving. Soon I had to lay down against the side of the cave.

VOA: special.2010.07.10

They say there are many other parts of the cave they have yet to explore.

VOA: special.2010.08.03

Around nineteen hundred, a teenage cowboy named James Larkin White began to explore the cave.

VOA: special.2009.12.07

Powell was dead. I laid his body down and continued to the cave.

VOA: special.2010.07.10

But park rangers must guide visitors to other areas of the cave.

VOA: special.2009.12.07

Then,toward morning, they return to the bat cave within Carlsbad Cavern.

VOA: special.2009.12.07

I began to explore the cave.

VOA: special.2010.07.10

The surrounding region is turning out to be a treasure trove for archeologists, anthropologists and speleologists, or cave explorers.

VOA: standard.2009.12.14

Discoveries are a regular occurrence here. A few kilometers outside Harar, a guide leads visitors up a mountainside to a cave chiseled by the Harla people who lived here for centuries.

VOA: standard.2009.12.14

Yes,you can see horns." These 500 to 1000-year-old cave paintings are young compared to the skeleton of Ardi, an upright hominid more than four million years old discovered in Ethiopia's Great Rift Valley .

VOA: standard.2009.12.14

"And when other people wanted to cave in, when people wanted to say, including a very powerful man in our party said, 'let's just do children's health care and let's come back at it another day,' she said no,this country needs health care reform, we are going to take on the insurance industry, we are going to get it done."

VOA: standard.2010.05.11