Canadian Pacific Railway

Cape-Cairo Railway

Trans-Siberian Railway

Paris-Constantinople Railway

Panama Canal

Kiel Canal

Suez Canal

Soo Canal

the obstruction caused by the Aravalis to the rain-bearing wind that proceeds to the Ganga Valley

the evaporation of moisture by heat

that the moisture carried by the South-west monsoon is driven away by the dry upper air current

the absence of mountains to the north of Rajasthan to cause orographic rainfall in it

Shimla

Dehradun

Chandigarh

New Delhi

Nagpur

Delhi

Jaipur

Pune