Overseas Highway sighting maps
18 sightingsCrocodileCrocodylus acutusMost seen 7 AM & 5–8 PMSighting map
255 sightingsAlligatorAlligator mississippiensisMost seen 7 AM & 5–7 PMSighting map
55 sightingsManateeTrichechus manatusMost seen 6–8 AM & 4–6 PMSighting map
70 sightingsCommon Bottlenose DolphinTursiops truncatusMost seen 8 AM–12 PMSighting map
51 sightingsBald EagleHaliaeetus leucocephalusMost seen 8–10 AM & 5–7 PMSighting map
1,120 sightingsKey DeerOdocoileus virginianus claviumMost seen 6–8 AM & 5–7 PMSighting map
361 sightingsOspreyPandion haliaetusMost seen 8 AM–1 PM & 3–5 PMSighting map
1,360 sightingsPelicanPelecanus occidentalisMost seen 8 AM & 5–7 PMSighting map
482 sightingsGreat EgretArdea albaMost seen 6–9 AM & 5–7 PMSighting map
546 sightingsGreat Blue HeronArdea herodiasMost seen 6–8 AM & 5–7 PMSighting map
2,627 sightingsGreen IguanaIguana iguanaMost seen 9 AM–3 PMSighting map
1,005 sightingsAtlantic TarponMegalops atlanticusMost seen 6–8 AM & 6–9 PMSighting map
603 sightingsNurse SharkGinglymostoma cirratumMost seen 6–8 AM & 5–8 PMSighting map
14 sightingsGreen Sea TurtleChelonia mydasMost seen 9 AM–1 PM & 2–6 PMSighting map
10 sightingsLoggerhead Sea TurtleCaretta carettaMost seen 6 AM & 6–8 PMSighting map
22 sightingsGoliath GrouperEpinephelus itajaraMost seen 6–8 AM & 5–8 PMSighting mapEach map shows where a species has been reported across Overseas Highway. Wildlife moves, so no sighting is guaranteed.


The highest, rockiest slopes around here are a summer buffet for grizzly bears.
Overseas Highway Tour Guide
Overseas Highway, narrated.
Parkwolf is a GPS audio tour guide for Overseas Highway. As you drive, it chimes in with what’s ahead: hidden gems, upcoming stops, history, geology, and wildlife, right through your car’s speakers.
See the Overseas Highway audio tourRecorded for this place
Old Seven Mile Bridge and Pigeon Key0:00 / 0:36
“You're approaching the Marathon entrance to Old Seven Mile Bridge. Walk out for water on both sides and a view of the newer highway bridge alongside the old railroad span.”
Plays as you drive up to Old Seven Mile Bridge in the Parkwolf Overseas Highway Tour Guide.
More stories near here in the app
- After the Pelican Splash
- The Manatee’s Marching Molars
- A Bridge Built in Pieces
- Sombrero Beach: Sand and Picnic Shade
- 136 audio storiesacross Overseas Highway’s roads, triggered by GPS as you drive
- Wildlife heatmapsfor Crocodile, Alligator, Manatee, and 13 more
- Works offlinemaps, 26 trails, 88 places, and audio download before you lose signal
- CarPlay readysimple controls built for the drive
