A logical link up (if you have a shuttle) that was done by Bill Briggs in 1985.  We have not heard of a repeat:

Starting for the Grays and Torreys trailhead, ascend Torreys, Grays, Edwards, Argentine, Square Top, Bierstadt and finish at Guanella Pass.
 

Heini Rave submitted this unusual route (which is only a small portion of the Winterswijkse berg mountain bike course):

Crossing the Pyrenees from Hondarribia (Atlantic) to Llança (Mediteranean).  700 km ?

The track on our map shows Kilian Jornet's (2010) route.

Route submitted by Phil Wortmann:

IRMA Wicklow Round:

A looped course covering 26 peaks totalling over 100K and over 6,000M climb. The challenge is to complete the Round in under 24 hours, with some unique rules. This Round must follow compliance of the IMRA:

Any attempt to be recognised must first be publicised in advance on the forum section of the IMRA website www.imra.ie and afterwards by supplying a list of splits (arrival time at each of the nominated points). Grid References