The Underground World...

 

The underground world can be developed in different shapes and sizes and includes:

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

Portals

Adits are small tunnels for access into the undergroundout you.

Adits.

Shafts

Shafts are inclined or vertical excavations often circular in shape built to access deep locations underground

Tunnels.

Tunnels are sub-horizontal excavations of sizes generally ranging from 2.5 m to 15 m

Caverns

Caverns are built for underground storage or for the installation of equipment

Portals are the starting location and opening for a tunnel