Patrick Houlihan:
Carlsbad Caverns Natural Entrance
Patrick Houlihan:
Rebecca and Jill prepare for the hike
Patrick Houlihan:
Beginning the descent
Patrick Houlihan:
Reflections in Devil's Spring (Carlsbad Caverns)
Patrick Houlihan:
Carlsbad Caverns: Near the entrance
Patrick Houlihan:
Carlsbad Caverns: Narrow passage
Patrick Houlihan:
Shooting the shooter
Patrick Houlihan:
Rock of Ages | Carlsbad Caverns
Patrick Houlihan:
Oval view in Carlsbad Caverns
Patrick Houlihan:
Path through the Natural Entrance of Carlsbad Caverns
Patrick Houlihan:
Hiking Carlsbad Caverns
Patrick Houlihan:
Descent near Iceberg Rock | Carlsbad Caverns
Patrick Houlihan:
Descent near Iceberg Rock | Carlsbad Caverns (crop)
Patrick Houlihan:
Carlsbad Caverns
Patrick Houlihan:
Sword of Damocles | Carlsbad Caverns
Patrick Houlihan:
Sword of Damocles
Patrick Houlihan:
Sword of Damocles close-up
Patrick Houlihan:
The Chandelier
Patrick Houlihan:
The Chandelier | Carlsbad Caverns
Patrick Houlihan:
Hall of Giants | Carlsbad Caverns
Patrick Houlihan:
Icicle Stalactites
Patrick Houlihan:
Twin Domes panorama
Patrick Houlihan:
Carlsbad Caverns panorama
Patrick Houlihan:
Carlsbad Caverns
Patrick Houlihan:
Carlsbad Caverns