Former gravel pits that have been restored to a diverse wetland nature reserve.
A large, varied woodland boasting wide sunny rides.
One of the finest areas of marshy grassland in Hertfordshire where orchids abound.
A large lake in the Colne Valley which supports huge numbers of waterbirds.
This Site of Special Scientific Interest contains important oak hornbeam woodland where broad-leaved helleborines and butterflies thrive
A diverse woodland reserve that features a meadow dotted with ancient ant hills and a medieval fish pond.
A small beech woodland set within the wider Therfield Heath landscape, this reserve attracts a variety of bird species.
A fantastic woodland for bluebells and wood anemones in the spring, and diverse fungi in the autumn.
This large expanse of water is a valuable refuge for waterfowl, including blacknecked grebe.
One of the largest water meadows in Hertfordshire; 265 different species of wildflower and 119 bird species have been recorded here.