# Structure 170, United States: what it is and when to go > Structure 170 is a reef in United States (Pensacola, Florida). Interests: Beaches, Diving and History. The best time to visit is March to October. In June there are 13 h 57 of daylight, and in December, 10 h 03. Here is what it is, where it lies, when to come, how to get there and what else is nearby to turn it into a trip. - Address: https://kokai.app/en/paises/america/estados-unidos/structure-170/ - Reviewed on: 2026-10-08 - Language: en ## In a nutshell - **What it is:** Reef · Beaches, Diving, History - **Where:** United States - **Best time:** March to October. - **Nearest airport:** MIA Miami, 853 km as the crow flies - **Protection:** Protected heritage - **Coordinates:** 30.34509, -87.27301 ## What it is and where Structure 170 is a reef in United States (Pensacola, Florida). It is in [Pensacola, Florida](https://kokai.app/en/paises/america/estados-unidos/pensacola/), where this site lists 24 more places to see, 10 km from the centre. Its coordinates are 30.34509, -87.27301; the nearest main airport is Miami International Airport (MIA, Miami), 853 km as the crow flies. How to get around United States (train, car, bus) is covered in [its country guide](https://kokai.app/en/paises/america/estados-unidos/#moverse). - [Where it is](https://www.google.com/maps/search/?api=1&query=30.34509%2C-87.27301) - [Directions](https://www.google.com/maps/dir/?api=1&destination=30.34509%2C-87.27301) - **Protection:** Protected heritage It is one of the [Beaches](https://kokai.app/en/paises/america/estados-unidos/playa/), [Diving](https://kokai.app/en/paises/america/estados-unidos/submarinismo/) and [History](https://kokai.app/en/paises/america/estados-unidos/historia/) places in United States. In [Kokai](https://kokai.app/en/) it is already on your trip map next to the places you save yourself, and it goes into a day's plan with one tap. ## When to go The best time to visit Structure 170 is **March to October**. | Mes | Época | Hours of daylight | | --- | --- | --- | | January | Possible | 10 h 15 | | February | Possible | 10 h 56 | | March | Best time | 11 h 47 | | April | Best time | 12 h 45 | | May | Best time | 13 h 32 | | June | Best time | 13 h 57 | | July | Best time | 13 h 47 | | August | Best time | 13 h 06 | | September | Best time | 12 h 10 | | October | Best time | 11 h 15 | | November | Possible | 10 h 26 | | December | Possible | 10 h 03 | In June there are 13 h 57 of daylight, and in December, 10 h 03. Daylight hours are calculated from the site's latitude for the 15th of each month; when planning a full day on foot they matter as much as the weather. | What you come for | Best time | Possible | | --- | --- | --- | | Beaches | June to September | April to May and October | | Diving | June to September | April to May and October | | History | March to October | November to February | It is not the same trip whatever you come for: Structure 170 has a different season depending on what you want to do here, and [Kokai](https://kokai.app/en/) puts it in the right month for you. When to go to United States in general, with its festivals and peak seasons, is in [its country guide](https://kokai.app/en/paises/america/estados-unidos/#cuando-ir). ## Before you go to United States To enter United States there are 9 things to sort out before you leave, starting with “Book national parks and cars in advance”: they are all, with their deadlines, in [the United States checklist](https://kokai.app/en/paises/america/estados-unidos/#antes-de-salir). Currency: US dollar (USD); plugs: Type A and B · 120 V · 60 Hz (you need an adapter, and check your devices' voltage); emergencies: 911 for everything. In [Kokai](https://kokai.app/en/) you tick off the checklist inside your trip, and each item reminds you when it is time to do it. ## What is nearby - [Fort Barrancas](https://kokai.app/en/paises/america/estados-unidos/fort-barrancas-national-historic-landmark/): Fort · 2.4 km - [Fort Pickens Jetties](https://kokai.app/en/paises/america/estados-unidos/fort-pickens-jetties/): Dive site · 2.5 km - [Fort Pickens](https://kokai.app/en/paises/america/estados-unidos/fort-pickens/): Fort · 2.6 km - [National Naval Aviation Museum](https://kokai.app/en/paises/america/estados-unidos/national-naval-aviation-museum/): Aerospace museum in Florida, USA · 3.0 km - [Catherine](https://kokai.app/en/paises/america/estados-unidos/catherine/): Shipwreck · 3.2 km Distances are as the crow flies. Everything else is in [the United States guide](https://kokai.app/en/paises/america/estados-unidos/). ## More in United States: Beaches - [Coney Island](https://kokai.app/en/paises/america/estados-unidos/coney-island-beach/): coastal neighborhood in Brooklyn, New York City, New York, USA - [Waimānalo Beach, Hawaii](https://kokai.app/en/paises/america/estados-unidos/waimanalo-beach/) - [Maro Reef](https://kokai.app/en/paises/america/estados-unidos/maro-reef/): shoal in Honolulu County, Hawaii, United States - [Glass Beach](https://kokai.app/en/paises/america/estados-unidos/glass-beach/): beach in northern California, USA - [Waipiʻo Valley](https://kokai.app/en/paises/america/estados-unidos/waipio-beach/): valley on Hawaii Island, Hawaii - [Baker Beach](https://kokai.app/en/paises/america/estados-unidos/baker-beach-clothing-optional-area/): beach on the peninsula of San Francisco, California, United States Every United States place under Beaches, each with its season, is on [its page](https://kokai.app/en/paises/america/estados-unidos/playa/). ## Frequently asked questions ### What is Structure 170? It is a reef in United States. ### When is the best time to visit Structure 170? March to October. In June there are 13 h 57 of daylight, and in December, 10 h 03. ### How do you get to Structure 170? The nearest main airport is Miami International Airport (MIA), 853 km as the crow flies. From there, [directions](https://www.google.com/maps/dir/?api=1&destination=30.34509%2C-87.27301) opens the route on the map, and how to get around United States is explained in [its country guide](https://kokai.app/en/paises/america/estados-unidos/#moverse). ### How do I add it to my trip? With one tap. In Kokai it is already on the United States map, next to the places you save yourself: add it to a day's plan, give it a time and, if you like, get a reminder when you pass nearby. ### What else is around here? Nearby you have [Fort Barrancas](https://kokai.app/en/paises/america/estados-unidos/fort-barrancas-national-historic-landmark/), [Fort Pickens Jetties](https://kokai.app/en/paises/america/estados-unidos/fort-pickens-jetties/), [Fort Pickens](https://kokai.app/en/paises/america/estados-unidos/fort-pickens/). The rest is in [the United States guide](https://kokai.app/en/paises/america/estados-unidos/). Data from [OpenStreetMap](https://www.openstreetmap.org/way/1164489132), licensed under the ODbL, and from [Wikidata](https://www.wikidata.org/), CC0. Daylight hours are calculated from the latitude. More in [credits](https://kokai.app/en/aviso/#creditos).