The Great American Road Trip ChallengeOne trip, ~2.5 years, 48 states
The Deep South

Stop 18 · Days 365–366

Mammoth Cave National Park

Mammoth Cave National Park, KY

The longest known cave system on Earth — more than 400 miles of surveyed passages beneath the Kentucky hills.

Where to stay

  • The Lodge at Mammoth Cave

    In the park by the visitor center.

    Open in Maps

You gotta eat this

  • Southern cooking at the lodge

    Country fare after your tour.

The days here

Each day opens its own hour-by-hour page

  1. 365Day 365 — A Year on the Road, UndergroundFull day · 3h planned
  2. 366Day 366 — Short hop to Bowling GreenDrive day · 40m drive

What this stop is made of

  • National Parks & Forests