Circuito a Phoenix Park:

Type: nearly flat
Distance: 11.5km
Surface: can choose grass 100% or concrete 100%
Location: urban park 100%
When: must be bright
Circuit: circuit
Note: All in the park, a few hills. Almost all the way you can choose to run on the grass or on the concrete (in case of wet ground)

Type: nearly flat
Distance: 21km
Surface: can choose grass 100% or concrete 100%
Location: urban park 100%
When: must be bright
Circuit: 1 short lap, 2 long lap
Note: Is the path of the Dublin Half Marathon (at least the one ran the 23rd, September, 2006). Good run, all in the park, a few hills. Almost all the way you can choose to run on the grass or on the concrete (in case of wet ground)

Type: strong uphill
Distance: 21km
Surface: concrete 100%
Location: urban 20%, country 80%
When: must be bright
Circuit: 1 lap
Note: Lovely with good weather, a couple of places where to drink water on the path (one is in Saiano)