FORGOTTEN tunnel under the M25

This is a tunnel that was made to connect the Old Shire Lane path near Chalfont St. Peter when the M25 was built across it in the mid 1980s.

#Tunnel
#M25
#Motorway

Filmed with southwest455 - @southwest455

Original idea taken from Networker72 who did a video on this.

• #science_technology
• #m25
• #chalfont_st_peter
• #hs2