# OBT-2, United States: what it is and when to go > OBT-2 is a hiking trail in United States (Chicago). Interests: Hiking. The best time to visit is April to October. In June there are 15 h 01 of daylight, and in December, 8 h 59. 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/obt-2/ - Reviewed on: 2026-10-08 - Language: en ## In a nutshell - **What it is:** Hiking trail · Hiking - **Where:** United States - **Best time:** April to October. - **Nearest airport:** ORD Chicago, 33 km as the crow flies - **Website:** [outerbelt.org](https://outerbelt.org/) - **Trail network:** Regional - **Distance:** 338 km - **Run by:** Outerbelt Alliance NFP - **Coordinates:** 41.80222, -87.58343 ## What it is and where OBT-2 is a hiking trail in United States (Chicago). It is in [Chicago](https://kokai.app/en/paises/america/estados-unidos/chicago/), where this site lists 73 more places to see, 14 km from the centre. Its coordinates are 41.80222, -87.58343; the nearest main airport is Chicago O'Hare International Airport (ORD, Chicago), 33 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=41.802225%2C-87.583428) - [Directions](https://www.google.com/maps/dir/?api=1&destination=41.802225%2C-87.583428) - **Trail network:** Regional - **Distance:** 338 km - **Run by:** Outerbelt Alliance NFP It is one of the [Hiking](https://kokai.app/en/paises/america/estados-unidos/senderismo/) 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 OBT-2 is **April to October**. | Mes | Época | Hours of daylight | | --- | --- | --- | | January | Possible | 9 h 17 | | February | Possible | 10 h 23 | | March | Possible | 11 h 40 | | April | Best time | 13 h 08 | | May | Best time | 14 h 22 | | June | Best time | 15 h 01 | | July | Best time | 14 h 45 | | August | Best time | 13 h 41 | | September | Best time | 12 h 16 | | October | Best time | 10 h 50 | | November | Possible | 9 h 35 | | December | Possible | 8 h 59 | In June there are 15 h 01 of daylight, and in December, 8 h 59. 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. 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 - [The Narragansett](https://kokai.app/en/paises/america/estados-unidos/narragansett-apartments/): Historic apartment building in Chicago, Illinois, United States · 292 m - [Heller House](https://kokai.app/en/paises/america/estados-unidos/isidore-h-heller-house/): Historic house in Chicago, Illinois · 1.1 km - [German submarine U-505](https://kokai.app/en/paises/america/estados-unidos/u-505-submarine/): 1941 Type IXC submarine · 1.2 km - [KAM Isaiah Israel](https://kokai.app/en/paises/america/estados-unidos/kam-isaiah-israel-temple/): Reform synagogue in Chicago, Illinois, United States · 1.3 km - [Museum of Science and Industry](https://kokai.app/en/paises/america/estados-unidos/griffin-museum-of-science-and-industry/): Museum in Chicago, Illinois, United States · 1.3 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: Hiking - [Appalachian Trail](https://kokai.app/en/paises/america/estados-unidos/appalachian-trail/): 2,198.4-mile (3,538 km) trail going through fourteen US states managed by the National Park Service - [Pacific Crest Trail](https://kokai.app/en/paises/america/estados-unidos/pacific-crest-trail-2/): long-distance hiking and equestrian trail in the USA - [Ala Kahakai National Historic Trail](https://kokai.app/en/paises/america/estados-unidos/ala-kahakai-national-historic-trail/): historic Place in Hawaii County, Hawaii - [Hager Mountain](https://kokai.app/en/paises/america/estados-unidos/hager-mountain/): mountain in Oregon, United States of America - [North Country Trail](https://kokai.app/en/paises/america/estados-unidos/north-country-national-scenic-trail-ny/): long-distance hiking trail in the United States - [American Discovery Trail](https://kokai.app/en/paises/america/estados-unidos/adt-maryland-seg-3/): long-distance hiking and biking trail across the United States Every United States place under Hiking, each with its season, is on [its page](https://kokai.app/en/paises/america/estados-unidos/senderismo/). ## Frequently asked questions ### What is OBT-2? It is a hiking trail in United States. ### When is the best time to visit OBT-2? April to October. In June there are 15 h 01 of daylight, and in December, 8 h 59. ### How do you get to OBT-2? The nearest main airport is Chicago O'Hare International Airport (ORD), 33 km as the crow flies. From there, [directions](https://www.google.com/maps/dir/?api=1&destination=41.802225%2C-87.583428) 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 [The Narragansett](https://kokai.app/en/paises/america/estados-unidos/narragansett-apartments/), [Heller House](https://kokai.app/en/paises/america/estados-unidos/isidore-h-heller-house/), [German submarine U-505](https://kokai.app/en/paises/america/estados-unidos/u-505-submarine/). The rest is in [the United States guide](https://kokai.app/en/paises/america/estados-unidos/). Data from [OpenStreetMap](https://www.openstreetmap.org/relation/12622659), licensed under the ODbL. Daylight hours are calculated from the latitude. More in [credits](https://kokai.app/en/aviso/#creditos).