MONSANTO MOUNTAIN BIKE TOUR   The quickest way to make an outdoor escape from the big city is the urban park of Monsanto.   Get on the bike and enjoy a green break with our half day Monsanto Mountain Bike Tour.   Our guide will lead the way through this 900 hectares of woods, minutes away from Lisbon.     The Tour:   9:30 a.m. Meeting at the Meeting Point; 20 minutes drive to Monsanto; 9:50 a.m. Bike Tour start 1:00 p.m. Bike Tour finish; 15 minutes transfer back to central Lisbon