|dn|Spirit Lake Massacre Monument|43.365519|-95.140551||433||
|c|Bike Monument|43.371271|-95.180610||||
W|m|Adams-Higgins House|43.150222|-95.145833|||2017-11-11|233|109798|2400|
W|m|George D. Dayton House|43.623111|-95.593806|||2016-11-26|373|69779|2664|
W|m|Clay County Courthouse (Iowa)|43.141806|-95.148222|||2016-11-28|711|10932|1012|
W|m|O'Brien County Courthouse|43.086667|-95.627222|||2017-11-27|712|94278|849|
W|m|Church of St. Adrian-Catholic|43.632778|-95.932778|||2016-11-29|823|12139|1176|
W|m|Okoboji Bridge|43.260833|-95.229444|||2017-11-25|1038|237106|1204|
W|m|Gerome Clark House|43.330556|-95.067778|||2017-01-26|1039|8775|941|
W|m|Antlers Hotel (Spirit Lake, Iowa)|43.423056|-95.101944|||2017-09-04|1039|9716|1042|
W|m|Spirit Lake Public Library|43.422222|-95.101944|||2017-09-04|1039|54577|1013|
W|m|Spirit Lake Massacre Log Cabin|43.365556|-95.140556|||2016-12-02|1039|61014|1456|
W|m|Iowa Lakeside Laboratory Historic District|43.380000|-95.184444|||2016-12-02|1039|67734|2577|
W|m|Duncan–Duitsman Farm Historic District|43.389444|-95.933889|||2017-02-26|1040|1097|1351|
W|m|Broad View Ranch Historic District|43.275833|-95.900278|||2016-12-02|1040|3435|1104|
W|m|Little Sioux River Bridge|43.163056|-95.170278|||2017-11-25|1067|39212|859|
W|m|Grand Avenue Historic Commercial District|43.143056|-95.144722|||2016-12-02|1067|114592|965|
W|m|North Grand Avenue Residential Historic District|43.151278|-95.145389|||2017-01-24|1067|115557|927|
W|m|Spencer High School and Auditorium|43.141111|-95.142472|||2017-11-26|1119|29482|867|
