Unlike most volcanoes, that spit out their toxic gases near the summit, the volcano that is Yellowstone is mostly flat; there is no "top" to vent toxic gases. Instead, gases waft up from throughout the national park's thermal basins. Better monitoring of these gases would help geologists better understand the volcano beneath the surface.

A 60-foot cell tower will be coming to Bryce Canyon National Park, once the park staff and the telecommunications companies agree on the fees to be paid the park.

Don't want to travel, but still want to visit Chaco Culture National Historical Park in New Mexico or Wright Brothers National Memorial in North Carolina? You can do that on August 1.

Easing into a summer evening to the tunes of live music is hard to beat, which is why it's great to hear that the Blue Ridge Music Center along the Blue Ridge Parkway will return in August with an abridged Roots of American Music Concert Series.