11.1 miles
Distance
610 ft
Climb
-609 ft
Descent
806 ft
High Point
680 ft
Altitude min
787 ft
Altitude start
787 ft
Altitude end
-21.6%
Grade max
25%
Grade min
4 miles
Distance climb
5 miles
Distance down
3 miles
Distance flat

The Big Hollow route takes you from the Maple Springs parking lot, through the maple springs gravel connector, then onto the east side of the north loop. It then follows the connector to the south loop, then returns through the connector and the west side of the north loop. Take the maple springs connector back to the parking lot.

Detailed Description
Big Hollow is a 11 mile popular intermediate route located near Brownsville Kentucky. This mountain bike primary route can be used both directions and has a moderate overall physical rating. This route includes 9 trails. This route climbs 610 ft with a max elevation of 806 ft then descends -609 ft.
Local Trail Association
Local trail association
Southwest Kentucky Mountain Bike Association (kymba.org)
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Stats

  • Distance
    11 miles
  • Avg time
    1 hr 28 min
  • Altitude min
    680 ft
  • Altitude start
    787 ft
  • Altitude end
    787 ft
  • Climb
    610 ft
  • Descent
    -609 ft
  • Grade max
    -21.6%
  • Grade min
    25%
  • Distance climb
    4 miles
  • Distance down
    5 miles
  • Distance flat
    3 miles

9 Reviews & Comments


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Trails in Route

Maple Springs1 mile
North Loop3 miles
Connector4,295 ft
South Loop3 miles
Connector4,295 ft
North Loop1 mile
Maple Springs1 mile

Details

  • Riding area
    Mammoth Cave National Park
  • Primary Activity
    Mountain Bike
  • Other Activities
    • Hike
    • Trail Running
  • Difficulty rating
    Blue
  • Route Type
    Loop
  • Bikepacking
    Yes
  • Bike type
    XC
  • Direction
    Both Directions
  • Physical rating
    Moderate
  • Ridelogs
    57
Avg: 5 (2 votes)
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Trail Conditions
  • Unknown
  • Snow Groomed
  • Snow Packed
  • Snow Covered
  • Snow Cover Partial
  • Freeze/thaw Cycle
  • Icy
  • Prevalent Mud
  • Wet
  • Variable
  • Ideal
  • Dry
  • Very Dry
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Slope Aspect
Direction the slope faces
Flat N NE E SE S SW W NW
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    164

    Recent Trail Reports Along Route

    statustraildateconditiondescription
    North Loop
    May 7, 2026 @ 10:45am (America/Indiana/Tell_City)
    May 7, 2026
    		Easy fun flowy pedal.
    South Loop
    May 7, 2026 @ 10:45am (America/Indiana/Tell_City)
    May 7, 2026
    		Similar to the North loop but with a bit more challenge in a few places.
    Connector
    Oct 11, 2025 @ 12:19pm (America/Indiana/Tell_City)
    Oct 11, 2025
    		Excellent condition.
    Maple Springs
    Aug 2, 2025 @ 11:16am
    Aug 2, 2025
    		A handful of wet spots, nothing you can't just ride through and be on your way.
    more reports »
    • By m1supertankerTF Pro SW-KyMBA & contributors
    • #20683 - 2,027 views

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