Cograilway

2 clues
How many reach the top of Pikes Peak
Mountain transport with a gear tooth track
Similar answers:
Cablerailway
Cacographer
Cacographers
Cityrailway
Cograilway
Discography
Elevatedrailway
Evilways
Jayzdiscography
Judddiscography
Kissdiscography
Leicography
Lexicographer
Lexicographical
Lexicography
Lilwayne
Monacograndprix
Railway
Railwaycar
Railwaycrossing