We noticed that you're using an unsupported browser. The TripAdvisor website may not display properly.We support the following browsers:
Windows: Internet Explorer, Mozilla Firefox, Google Chrome. Mac: Safari.
Save
Share
Review Highlights
Signage explains the dimensions

it is easy to understand why this area is called the bottomless pit. Scientific teams have now... read more

Reviewed January 1, 2018
jbwhitehouse
,
Dallas, Texas
Creepy!

You can look down into the Bottomless Pit from the 2nd part of the tour of the Big Room. I shone my... read more

Reviewed 4 weeks ago
newmexjags
,
Edgewood, NM
Read all 59 reviews
5
All photos (5)
Full view
Certificate of Excellence
Traveler Overview
  • Excellent44%
  • Very good28%
  • Average23%
  • Poor5%
  • Terrible0%
Travelers talk about
“black hole”(2 reviews)
“big room”(19 reviews)
“feet”(6 reviews)
About
Pit in Carlsbad Caverns that looks "bottomless" but is actually 140-feet deep.
Contact
Carlsbad Caverns National Park, NM
Reviews (59)
Filter reviews
58 results
Traveler rating
24
17
14
3
0
Traveler type
Time of year
LanguageEnglish
24
17
14
3
0
Show reviews that mention
All reviewsblack holebig roomfeettrailcaveearthlightlanternsformationsdepthvisitorswheelchairinformation
FilterEnglish
Updating list...
1 - 10 of 58 reviews
Reviewed 4 weeks ago

You can look down into the Bottomless Pit from the 2nd part of the tour of the Big Room. I shone my flashlight into it and it is a Bottomless Pit! You can't see the bottom, although obviously it does have one, somewhere. I know...More

Thank newmexjags
Reviewed July 21, 2018

I can't imagine the early explorers coming across this obstacle with only lanterns and no trails! The perseverance, passion, and foresight of the early preservationists is truly a blessing.

Thank Ben P
Reviewed May 19, 2018

Walking up to the Bottomless Pit and leaning over the railing to take a picture, that thought crossed my mind, "Don't drop the phone." Thankfully, I did not though I did find myself wondering how many people have in the past. Let your imagination run...More

Thank Mike C
Reviewed May 17, 2018 via mobile

The Bottomless Pit is another highlight of the Big Room area in Carlsbad Caverns National Park. With the lighting it’s hard to take a picture that would adequately convey the size and depth of this area. There is a sign that explains while it isn’t...More

Thank GoVols79
Reviewed April 30, 2018

Carlsbad Caverns is an amazing place full of crazy and cool things! You gotta go check it out all you people who live New Mexico.

Thank Mylie H
Reviewed March 3, 2018

This is a part of Big Room and really tells you how deep the cave is! We enjoyed learning about it. I think kids will like this.

Thank WanderingSpriti
Reviewed January 8, 2018

I guess this is a deep pit, but you really can't appreciate the deepness from the sidelines. The idea of a bottomless pit is exciting. Kids will appreciate it more than adults.

Thank 7,268
Reviewed January 1, 2018

it is easy to understand why this area is called the bottomless pit. Scientific teams have now learned more about the bottomless pit and its actual dimensions. Signage at the site explains with a diagram.

1  Thank jbwhitehouse
Reviewed November 26, 2017

The Bottomless Pit was named Bottomless because it appeared to be bottomless when it was first discovered. They now know exactly how deep it is. While it isn't bottomless, falling into it would probably be the last thing you ever did - so stay safely...More

Thank Delbe M
Reviewed November 15, 2017

This is not easily visible as the lighting is dim but you can see the general concept of it as it is just a large hole in the cave.

Thank kellyf3249
View more reviews
Questions & Answers
Get quick answers from Bottomless Pit staff and past visitors.
Note: your question will be posted publicly on the Questions & Answers page.
Submit
Posting guidelines