North Walsham
Bacton Woods Mountain Bike Trails has some good trails around the wood with free ride drops from 7ft high to smaller ones for the less confident
Danbury
The Baddow Hall pumptrack located in Baddow Hall Park, Essex and is an impressive 50m by 30m track designed to cater for both novice to expert riders.
Baggeridge Park Dirt Jumps is a huge dirt jump spot set in Baggerage Country Park, just outside Dudley.
Bathgate
Balbardie Park Pump Track is a new 175-metre floodlit track located in Bathgate, West Lothian built by the brilliant Velosolutions and is suitable for all levels of ability and all ages.
Balblair
Balblair Mountain Bike Trails located 1 mile north of Bonar Bridge in North Scotland and consists two official trails with wonderful views over the Kyle of Sutherland.
Birse
Balfour Forest Mountain Bike Trails near Birse in Aboyne, Scotland and is made up of wild and official trails including the Chutney and Relish trails which are maintained by ATA.
Balquhidder
The Balquhidder Mountain Bike Trails have slowly and meticulously been hand-sculpted out of rugged Scottish landscape and now offer a pretty decent set of singletracks for just about any mix of capable riders.
Banchory
Banchory Woodland Trails are located in Corsee Woods, Banchory with mountain trails suitable for all ages designed to develop biking skills and confidence.