An elevator (or a 750-foot walk) into one of the great cave chambers on Earth.
Photo: Christian Collins · CC BY-SA 2.0 · via Wikimedia Commons
Carlsbad Caverns hides one of the planet's great underground spaces beneath the scrubby Chihuahuan Desert of southeastern New Mexico. More than a hundred caves riddle an ancient Permian fossil reef here, and the showpiece — the Big Room — is the largest single cave chamber by volume in North America, a cathedral of stalactites, columns, and draperies so vast that the self-guided loop around it runs a mile and a quarter. You reach it two ways: down the steep, switchbacking Natural Entrance trail that drops 750 feet into the earth, or by an elevator that plunges straight from the desert surface to the Big Room.
The caverns are a UNESCO World Heritage Site, and they hold a steady 56°F no matter how the desert bakes above — so even on a 100°F July afternoon you'll want a light jacket below. The decorated formations are the daytime draw; the summer evenings have their own spectacle. From April into October, hundreds of thousands of Brazilian free-tailed bats spiral out of the natural entrance at dusk to feed, and a ranger talks through it beforehand at the Bat Flight Amphitheater — free, nightly, no reservation, and no phones or cameras, which disturb the bats.
It's a remote, rewarding stop: about 20 miles southwest of the city of Carlsbad, near the Texas line and Guadalupe Mountains National Park, roughly two and a half hours from El Paso. A timed-entry reservation is required to enter the cave — book the $1 slot on Recreation.gov, then buy the entrance ticket itself at the visitor center when you arrive. Get the window right and the rest of the day takes care of itself: the cool dark below, the living river of bats above.
Carlsbad's driving is short and its neighbours are not. The park road climbs seven miles from the highway to the cave mouth, and that is the extent of the driving — the one gravel loop out on the surface has been closed by flood damage since 2022. But Guadalupe Mountains is 43 miles down the road and the two are almost always driven as one trip. What takes planning is the cave itself, not the car.
South-west out of the town of Carlsbad to Whites City, then up the park road — 27 miles and about forty minutes to the visitor center. The same highway carries on to Guadalupe Mountains and eventually El Paso.
Climbs from the highway up the escarpment to the visitor center and the natural entrance, with pull-offs looking back over the desert. Short, steep and paved, and the whole approach to the cave.
The park's one-way backcountry loop through the Chihuahuan Desert above the cave has been closed since the August 2022 flood washed out its stream crossings, and the park has not set a reopening date. Assume the paved entrance road is all the driving there is.
The one drive here that is about the surface rather than the cave — desert and canyon-rim country with a self-guided leaflet keyed to numbered stops. A historic flood in August 2022 tore out the stream crossings and ridgeline sections, and repairs are still working through survey, funding and design.
TipCheck the park's alerts page before you build an evening around it. While it is shut, the gap between the cave and the bat flight is better spent at Rattlesnake Springs or back in town.
Hundreds of thousands of bats leave the natural entrance at dusk in season, which means the day here ends later than you might plan for. That in turn means a long drive afterwards in the dark on empty highways.
TipIf you are heading on to Guadalupe or El Paso the same night, remember it is an hour and three hours respectively — with deer on the road. Better to stay in Carlsbad.
A 1.25-mile, mostly level self-guided loop through the largest single cave chamber by volume in North America, past spectacular decorated formations.
Insider tipAllow about an hour and a half. Short on time, there's a marked shortcut that cuts it to 0.6 miles and about 45 minutes; short on legs, take the elevator down and skip the Natural Entrance climb.
Plan a trip to this spot →The historic way in — a steep, paved 1.25-mile switchback trail that drops about 750 feet from the desert surface into the cave, roughly an hour on the way down.
Insider tipMost people walk down and ride the elevator back up, but you can hike out too — that's 750 feet of climbing, the equivalent of a 75-story building, and you have to start out by 2:30 pm. Wear closed-toe shoes with good traction; sections are wet from drips. Not recommended with heart or respiratory conditions.
Plan a trip to this spot →On evenings from April into October, hundreds of thousands of Brazilian free-tailed bats spiral out of the natural entrance at dusk to feed — with a free ranger talk first at the open-air amphitheater.
Insider tipNightly April through October, free, no reservations, first-come seating. August and September are the biggest flights. No electronics of any kind — phones, cameras, tablets — they disturb the bats. Start time shifts with sunset, so check the day's time at the visitor center.
Plan a trip to this spot →A ranger-guided loop through four ornate chambers reaching about 830 feet below the surface — the deepest area open to the public when tours are running.
Insider tipAll ranger-guided tours at Carlsbad are temporarily suspended until further notice, King's Palace included. When they return they're booked separately on Recreation.gov and sell out. Plan the trip around the self-guided Big Room instead.
Plan a trip to this spot →A detached, spring-fed desert oasis of cottonwoods — a cool green contrast to the cave and one of the best birding spots in New Mexico.
Insider tipBring binoculars; vermilion flycatchers, wild turkeys, and deer are regulars.
Plan a trip to this spot →Heads upCurrently closed — flood damage from 2022, no reopening date.
The park's one surface drive, a 9-mile one-way gravel loop through Chihuahuan Desert to canyon overlooks — closed since the August 2022 flood tore out its stream crossings, with no reopening date.
Insider tipDon't plan around it. Repair design is on the park's schedule for a future budget year, and the trailheads it serves are closed with it. The paved 7-mile entrance road and its pull-offs are the surface driving that's open.
Plan a trip to this spot →Hot Chihuahuan Desert on the surface: very hot summers (July highs around 95°F, sometimes topping 100°F), mild winters, and dry overall with a late-summer monsoon (rain peaks July–September). But the cave is the constant — a steady ~56°F year-round, so even when it's 100°F outside you'll want a light jacket below, and good shoes for the steep, sometimes-wet natural entrance.
One entrance off US-62/180 through the tiny gateway of Whites City, in remote southeastern New Mexico.
About 20 miles southwest of the city of Carlsbad via Whites City, then a 7-mile park road up to the visitor center. Roughly 2.5 hours from El Paso; fill the tank, as services are sparse. Visitor center 9 am to 5 pm, last cave ticket sold 2:15 pm, last entry into the cave 2:30 pm — this is a morning stop, not an afternoon one.
No lodging inside the park — the gateway settlements and the city of Carlsbad cover it.
Whites City has motel and RV options right at the park turnoff; the city of Carlsbad, about 20 miles away, is the main base with the widest range of hotels and restaurants.
Booking tipWhites City is closest for an early cave entry or the evening Bat Flight.
There's no developed campground in the park — only backcountry desert camping by free permit. RV and car camping are found in Carlsbad or Whites City.
Booking tipPlan to sleep in town; the surface is open desert with no facilities.
What does it cost, and do I need a reservation?
$15 per person (ages 16+), good for 3 days — it's per person, not per vehicle, and kids 15 and under are free. An America the Beautiful pass covers the holder plus three adults. On top of that you need a timed-entry reservation to enter the cave, $1 on Recreation.gov; that only books your entry time, and you still buy the entrance ticket at the visitor center when you arrive. Reserve early in peak season.
How cold is the cave, and what should I wear?
A constant 56°F year-round — bring a light jacket even when it's 100°F outside, and wear closed-toe shoes with good traction; the Natural Entrance is steep and the trails can be wet and slick.
When is the Bat Flight, and what are the rules?
Nightly from April through October, at dusk at the Bat Flight Amphitheater, a five-minute walk from the visitor center. It's free and there are no reservations — seating is first-come. No electronics of any kind (phones, cameras, tablets) because they disturb the bats. The start time moves with sunset, so check the day's time.
Elevator or Natural Entrance?
Both work. The Natural Entrance is a steep 1.25-mile, 750-foot descent that takes about an hour; the elevator drops from the visitor center straight to the Big Room in under a minute. You can ride up, or hike back out if you want the climb — hikers have to start out by 2:30 pm. Elevators run down from 9:30 am to 2:30 pm, with the last ride up at 4:45 pm. They've had long outages in the past, so check the day's status if you're counting on one.
How long do I need?
Allow about an hour and a half for the Big Room, or 45 minutes on the shortcut, plus another hour if you walk down the Natural Entrance. Add the evening for the Bat Flight from April through October. Ranger-guided tours, which used to add an hour or two, are suspended.
When should I go?
The cave is comfortable any season, and in July it is the coolest place for a hundred miles. Spring and fall are the most pleasant on the desert surface. If the Bat Flight matters, you need to be here between April and October.
Pick your vehicle, line up the stops on the way in and out, and carry the whole route in your pocket.
