There is a overlook off 536 that is worth a stop if you are in the area 536 to Long Ridge road aka co highway 43 , right on short ridge road at the Y to the over look, view is very good. Remeber though 536 is fubared with tar snakes ( bastages ruined a premo road

)
For history buffs
Shenandoah Airship Disaster
Address:
50495 State Route 821, Ava, OH
Directions:
I-77 to exit 28 (Belle Valley). Hwy 821 north 5 miles to Ava. Rayner's Garage is on the south edge of town, on the west side of the road. The monument is on the north side of town, east side of the road, two houses past the Methodist church.
As stated above Big muskies bucket location is
State Route 78, McConnelsville, OH
Zanesville Y bridge a unique design
US Hwy 40, Zanesville, OH
Tourists can see the Y Bridge from the Putnam Park Overlook. This park offers the best view of Zanesville. To get to the Putnam Overlook - cross the Y Bridge (from downtown Zanesville heading West) and turn left on the middle. Turn left onto Pine Street and drive to the second street on your left, which is Grandview Avenue. Turn left and follow the signs to the Overlook.

Natural sights heres some Scott
Conkle’s Hollow State Nature Preserve
on S.R. 664, one mile north on S.R. 374, 1/4-mile east on Big Pine Road to entrance

Blackhand Gorge State Nature Preserve
Newark: 8 miles east on S.R. 16, turn southeast on S.R. 146 for 1/4 mile; south on C.R. 273 for 1.5 miles to entrance

Last you really want to visit the Stockport mill and locks right near Marietta
http://maps.google.com/maps?q=stockport+mill&hl=en&ll=39.551111,-81.774673&spn=0.053474,0.077162&radius=15000&t=m&z=14&vpsrc=6

