LONGEST RAILWAY TUNNEL IN THE WORLD..! The Seikan Tunnel is 53.85 km long tunnel in japan whose 23.3 km long portion is UNDER SEA BED..!! It is 240m below sea level...!it connects 2 islands in japan..
Mawsynram is a village in the East Khasi Hills district of Meghalaya, India.. It is the wettest place on planet earth with an annual rainfall of 11,872 millimetres..!! it is followed by Cherrapunji which is also located in meghalaya..