The Big Room is the largest single cave chamber by volume in North America, but Carlsbad Cavern is not the biggest cave. Mammoth Cave in Kentucky is the longest known cave system in the whole world.

The basic tour through Carlsbad Cavern is the Big Room Route, a 1.25-mile, self-guided underground stroll around the perimeter of the cave's largest room, accessible after an easy elevator descent.

ALBUQUERQUE, N.M. — The Big Room at Carlsbad Caverns, a room that could fit more than six football fields and reach the height of a 30-story building, inspires awe among visitors, but it’s a ...

Carlsbad Caverns National Park is open year-round except for New Year's Day, Thanksgiving Day, and Christmas Day. Visitor center hours are 8:00 am to 5:00 pm. Note that the park is in the Mountain ...

Carlsbad Caverns is home to some of the most spectacular examples of underground geologic features found anywhere in the United States. Located in southeastern New Mexico, the park contains more than ...

This image shows the Big Room, one of the highlights of the subterranean Carlsbad Caverns National Park near Carlsbad, N.M., March 13, 2017. (Michael Larson/Carlsbad Caverns National Park via AP) ...

Carlsbad Caverns National Park in southeastern New Mexico is home to 119 known caves, including North America's largest cave chamber, the Big Room. When you purchase through links on our site, we ...

Discover showtimes, read reviews, watch trailers, find streaming options, and see where to watch Carlsbad Caverns (2005). Explore cast details and learn more on Moviefone.

CARLSBAD, N.M. — Carlsbad Caverns National Park said its planned one-evening revival of a lantern tour into the Big Room proved so popular the park added another date.. The park initially set a ...