This event commemorates the historic Lewis and clark trail. 

Start date : June 6

End date : June 21st. 

Rules. 

Contact one station in 16 states. 

There are two bonus stations 

Website is ictota.org. 

No submitting logs.   

Modes: phone SSB FM phone,  CW, ft8/ft4

Find stations on FT8 by looking for

Cq LCT call+sign 

If you want an alert program to notify you for that call sign your looking for check out HAM ALERT phone app