I'll give you a question, please answer with step-by-step reasoning process.
Would the tunnels at CERN fit onto the High Speed 1 rails?

yes
High Speed 1 (HS1), legally the Channel Tunnel Rail Link (CTRL), is a 67-mile (108 km) high-speed railway.

The CERN collider is contained in a circular tunnel, with a circumference of 26.

7 kilometres (16.

6 mi).

The circumference of a circle is the length of the enclosing boundary.

.

The answer is yes