can you build a train track thou the center of the earth?

Question: can you build a train track thou the center of the earth?
- Keywords:
  core,
  earth,
  train
Asked by freddie to Lidunka on 16 Jun 2015.
- Lidunka Vocadlo answered on 16 Jun 2015:
  
  @ freddie No you can’t, the rails would melt and get all distorted with the extreme pressures and temperatures!

Question: can you build a train track thou the center of the earth?