SEC. 2. REVISION OF FEASIBILITY AND SUITABILITY STUD-
IES 
OF 
EXISTING 
NATIONAL 
HISTORIC 
TRAILS. 
The National Trails System Act is amended by in-
serting after section 5 (16 U.S.C. 1244) the following new 
section: 
‘‘SEC. 5A. REVISION OF FEASIBILITY AND SUITABILITY 
STUDIES OF EXISTING TRAILS FOR POSSIBLE 
TRAIL EXPANSION. 
‘‘(a) DEFINITIONS.—In this section: 
‘‘(1) The term ‘route’ includes a trail segment 
commonly known as a cutoff. 
‘‘(2) The term ‘shared route’ means a route 
that was a segment of more than one historic trail, 
including a route shared with an existing national 
historic trail. 
‘‘(b) GENERAL RULES.—
‘‘(1) 
STUDY
REQUIREMENTS
AND
OBJEC-
TIVES.—The study requirements and objectives spec-
ified in section 5(b) shall apply to a study required 
by this section. 
‘‘(2) 
COMPLETION
AND
SUBMISSION
OF 
STUDY.—Not later than three complete fiscal years 
after the date of the enactment of this section, the 
Secretary shall complete and submit to Congress the 
studies required by subsections (c) through (g). In
the case of a study added to this section after that 
date, the study shall be completed and submitted to 
Congress not later than three complete fiscal years 
after the date of the enactment of the law adding 
the study to this section. 
‘‘(c) OREGON NATIONAL HISTORIC TRAIL.—The 
Secretary of the Interior shall undertake a study of certain 
routes of the Oregon Trail, as generally depicted on the 
map entitled ‘Western Emigrant Trails 1830/1870’ and 
dated 1991/1993, and such other routes of the Oregon 
Trail that the Secretary considers appropriate, to deter-
mine the feasibility and suitability of designation of one 
or more of the routes as components of the Oregon Na-
tional Historic Trail. The routes to be studied under this 
subsection include the following: 
‘‘(1) Whitman Mission route. 
‘‘(2) Upper Columbia River. 
‘‘(3) Cowlitz River route. 
‘‘(4) Meek cutoff. 
‘‘(5) Free Emigrant Road. 
‘‘(6) North Alternate Oregon Trail. 
‘‘(7) Goodale’s cutoff. 
‘‘(8) North Side alternate route. 
‘‘(9) Cutoff to Barlow Road. 
‘‘(10) Naches Pass Trail.
‘‘(d) PONY EXPRESS NATIONAL HISTORIC TRAIL.—
The Secretary of the Interior shall undertake a study of 
the approximately 20-mile southern alternative route of 
the Pony Express Trail from Wathena, Kansas, to Troy, 
Kansas, and such other routes of the Pony Express Trail 
that the Secretary considers appropriate, to determine the 
feasibility and suitability of designation of one or more 
of the routes as components of the Pony Express National 
Historic Trail. 
‘‘(e) CALIFORNIA NATIONAL HISTORIC TRAIL.—The 
Secretary of the Interior shall undertake a study of certain 
Missouri Valley, central, and western routes of the Cali-
fornia Trail, as generally depicted on the map entitled 
‘Western Emigrant Trails 1830/1870’ and dated 1991/
1993, and such other and shared Missouri Valley, central, 
and western routes that the Secretary considers appro-
priate, to determine the feasibility and suitability of des-
ignation of one or more of the routes as components of 
the California National Historic Trail. The routes to be 
studied under this subsection include the following: 
‘‘(1) MISSOURI VALLEY ROUTES.—
‘‘(A) Blue Mills-Independence Road. 
‘‘(B) Westport Landing Road. 
‘‘(C) Westport-Lawrence Road. 
‘‘(D) Fort Leavenworth-Blue River route.
‘‘(E) Road to Amazonia. 
‘‘(F) Union Ferry Route. 
‘‘(G) Old Wyoming-Nebraska City cutoff. 
‘‘(H) Lower Plattsmouth Route. 
‘‘(I) Lower Bellevue Route. 
‘‘(J) Woodbury cutoff. 
‘‘(K) Blue Ridge cutoff. 
‘‘(L) Westport Road. 
‘‘(M) 
Gum 
Springs-Fort 
Leavenworth 
route. 
‘‘(N) Atchison/Independence Creek routes. 
‘‘(O) 
Fort 
Leavenworth-Kansas 
River 
route. 
‘‘(P) Nebraska City cutoff routes. 
‘‘(Q) Minersville-Nebraska City Road. 
‘‘(R) Upper Plattsmouth route. 
‘‘(S) Upper Bellevue route. 
‘‘(2) CENTRAL ROUTES.—
‘‘(A) Cherokee Trail, including splits. 
‘‘(B) Weber Canyon route of Hastings cut-
off. 
‘‘(C) Bishop Creek cutoff. 
‘‘(D) McAuley cutoff. 
‘‘(E) Diamond Springs cutoff. 
‘‘(F) Secret Pass.
‘‘(G) Greenhorn cutoff. 
‘‘(H) Central Overland Trail. 
‘‘(3) WESTERN ROUTES.—
‘‘(A) Bidwell-Bartleson route. 
‘‘(B) Georgetown/Dagget Pass Trail. 
‘‘(C) Big Trees Road. 
‘‘(D) Grizzly Flat cutoff. 
‘‘(E) Nevada City Road. 
‘‘(F) Yreka Trail. 
‘‘(G) Henness Pass route. 
‘‘(H) Johnson cutoff. 
‘‘(I) Luther Pass Trail. 
‘‘(J) Volcano Road. 
‘‘(K) Sacramento-Coloma Wagon Road. 
‘‘(L) Burnett cutoff. 
‘‘(M) Placer County Road to Auburn. 
‘‘(f) 
MORMON
PIONEER
NATIONAL
HISTORIC 
TRAIL.—The Secretary of the Interior shall undertake a 
study of certain routes of the Mormon Pioneer Trail, as 
generally depicted on the map entitled ‘Western Emigrant 
Trails 1830/1870’ and dated 1991/1993, and such other 
routes of the Mormon Pioneer Trail that the Secretary 
considers appropriate, to determine the feasibility and 
suitability of designation of one or more of the routes as 
components of the Mormon Pioneer National Historic
Trail. The routes to be studied under this subsection in-
clude the following: 
‘‘(1) 1846 Subsequent routes A and B (Lucas 
and Clarke Counties, Iowa). 
‘‘(2) 1856–57 Handcart route (Iowa City to 
Council Bluffs). 
‘‘(3) Keokuk route (Iowa). 
‘‘(4) 1847 Alternative Elkhorn and Loup River 
Crossings in Nebraska. 
‘‘(5) Fort Leavenworth Road, including the Ox 
Bow route and alternates in Kansas and Missouri 
(Oregon and California Trail routes used by Mor-
mon emigrants). 
‘‘(6) 1850 Golden Pass Road in Utah. 
‘‘(g) SHARED CALIFORNIA
AND OREGON TRAIL 
ROUTES.—The Secretary of the Interior shall undertake 
a study of certain shared routes of the California Trail 
and Oregon Trail, as generally depicted on the map enti-
tled ‘Western Emigrant Trails 1830/1870’ and dated 
1991/1993, and such other shared routes that the Sec-
retary considers appropriate, to determine the feasibility 
and suitability of designation of one or more of the routes 
as shared components of the California National Historic 
Trail and the Oregon National Historic Trail. The routes 
to be studied under this subsection include the following: