If you have a route you'd like to add to our list, please send the information to us at info@monsterscycling.com.

   

W. Concord to Harvard via Stow
(28 mi, hilly) gmap

W. Concord to Harvard / Golden Run
(39 mi, hilly) gmap

Harvard via Bolton / Golden Run
(short version, 28 mi) gmap

Harvard to Wachusett Mountain
(47 mi, very hilly) gmap

Sudbury/Lincoln (Sherman's Bridge)
(24 mi, gently rolling) gmap

Sudbury to Harvard via Boon Lake
(27 mi, hilly) gmap

Haystack route
(19 mi) gmap

Meet the kids at Crane's Beach
(43 mi, nearly flat) gmap

Strawberry Hill
(24 mi) gmap

 

 

Concord-Wayland-Sudbury loop
(18 mi) gmap

Ridiculous Hill via Wayland and Berlin
(51 mi) gmap

Hills, bogs, and farms of Concord/Carlisle (20 mi) gmap

Groton Fifty with Tasty Pastries
(52 mi) gmap, cue sheet

Berlin-Northborough loop from Harvard (30 mi) cue sheet

Sean's Sudbury, Lincoln, Walden loop
(23 mi) gmap, cue sheet

Nagog Hill to Cranberry Bogs of Carlisle
(30 mi) gmap

Insane 65
(65 mi, lots of hills) gmap

Carlisle lunchtime loop
(20 mi) gmap

Hudson Hills to Harvard (50 Miles)
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Wachusett Short Loop (65 Miles)
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Wayland South (57 Miles)
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Wayland South (42 Miles)
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Dan's Loop (21 Miles)
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Tuesday Morning ride (33 Miles)
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Jericho Road Ride 100 (part 1)
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Special K Original (38 Miles)
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Special K Glide Race (41 Miles)
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Flip The Bird (38 Miles)
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