You asked for it......

From the 7-11 - L onto New Hampshire Ave (MD 650) - Turn L onto Brighton Dam Rd at light - In Brighton, MD merges with GA Ave - Follow down hill and Turn L onto Brighton Dam Rd - Turn R onto Zion Rd at 4 way stop - Turn L onto Riggs Rd - Turn R onto Olney Laytonsville Rd (MD 108) at dead end - Continue thru Laytonsville - Turn L onto Hawkins Creamery Rd - Turn L onto Woodfield School Rd (at top of hill - looks like entering housing development) - Turn R onto Woodfield Rd (MD 124) - Turn L onto Sweepstakes Rd at light - Turn R onto Ridge Rd (MD 27) at light - First L onto Oak Dr - First L onto Kingstead Rd - Turn R onto Burnt Hill Rd at dead end - Turn L onto Prices Distillery Rd at dead end - Turn R onto Clarksburg Rd at first intersection - Turn L onto Bethesda Church Rd (Becomes Browningsville Rd) - Turn R onto Green Valley Rd (MD 75) - Turn L onto Fingerboard Rd (MD 80) at light - Turn R onto Prices Distillery Rd - Turn R onto Ijamsville Rd at dead end - Cross bridge and make First L onto Ijamsville Rd (before train tracks) - Turn R onto Ijamsville Rd at dead end - Turn L onto Old National Pike (MD 144) - Follow W to 70 W - Follow to Alt 40 W (exit 49) - Up and over mtn - Turn R onto Hollow Rd - Turn L onto Baltimore National Pike (MD 40) - Turn R onto Harmony Rd - Turn R onto Fisher's Hollow Rd - Turn L onto Highland School Rd at dead end - Turn R onto Wolfsville Rd (MD 17) - Turn R onto Foxville Rd (MD 77) - Follow into Thurmont.
Stay straight under US 15 overpass - Turn L onto Church St - Follow to Sheetz (gas) on R, Burger King is across the street.

Homeward bound:

Turn R onto Church St - Turn R onto Foxville Rd (MD 77) - Turn L onto Catoctin Hollow Rd - Turn R onto US 15 at dead end - Turn R onto Fish Hatchery Rd - Turn L onto Bethel Rd at first intersection - Turn L onto Opposumtown Pike at church - Continue thru Frederick - Turn L onto South St - Turn L onto Carroll St - Turn R onto Church St - Cross East St to Gas House Pike - Follow signs to stay on Gas House Pike - Turn R onto Linganore Rd - Turn L onto Old National Pike (MD 144) - Turn R onto Ijamsville Rd just before merge onto I 70 E - Cross RR tracks - Turn L onto Ijamsville Rd - Turn L onto Mussetter Rd at dead end - Turn R onto Old National Pike (MD 144) at dead end - Turn L onto Boyers Mill Rd - Turn R onto Gas House Pike at 4 way stop - Turn L onto Old Lime Plant Rd - Turn R onto Green Valley Rd (MD 75) at dead end - Turn L onto Old National Pike (MD 144) at traffic light - Follow into Mt Airy - Turn R onto Main St South - Turn R onto Ridge Rd (MD 27) at light - Go under I 70 overpass - Turn L onto Penn Shop Rd - Straight across circle to Long Corner Rd - Turn R onto Hardy Rd - Turn R onto Frederick Rd (MD 144) - Follow thru Lisbon - Turn R onto Carrs Mill Rd - Cross GA Ave (MD 97) onto McKendree Rd - Turn R onto Frederick Rd (MD 144) at dead end - Turn R onto Pfercorn Rd - Turn R onto Sykesville Rd (MD 32) - Turn R onto Ten Oaks Rd at 2nd light - Turn R thru circle onto Green Bridge Rd - Turn R onto Tridelphia Mill Rd - Turn R onto Highland Rd - Turn R onto Brighton Dam Rd - Turn L onto Haviland Mill Rd - Turn L onto New Hampshire Ave (MD 650) - Turn R into 7-11 parking lot