5 days in Southern Idaho Itinerary

Arco is a city in Butte County, Idaho, United States. Kick off your visit on the 7th (Mon): identify plant and animal life at Craters of the Moon National Monument, stroll around Bottolfsen Park, and then examine the collection at EBR-1.

To see photos, where to stay, ratings, and other tourist information, read our Arco trip planner.

Boise to Arco is an approximately 3.5-hour car ride. Plan for slightly colder temperatures traveling from Boise in September, with highs in Arco at 69°F and lows at 45°F. Finish your sightseeing early on the 7th (Mon) to allow enough time to travel to Almo.

Almo is a very small unincorporated community in Cassia County, Idaho, United States. Start off your visit on the 8th (Tue): walk around City Of Rocks National Reserve.

To find where to stay, traveler tips, and other tourist information, go to the Almo trip itinerary maker.

You can drive from Arco to Almo in 3 hours. Expect somewhat warmer weather when traveling from Arco in September: highs in Almo hover around 75°F, while lows dip to 46°F. Finish your sightseeing early on the 8th (Tue) to allow enough time to drive to Twin Falls.

Twin Falls is the county seat and largest city of Twin Falls County, Idaho, United States. You'll find plenty of places to visit near Twin Falls: Minidoka Internment (in Jerome), Miracle Hot Springs (in Buhl) and Hagerman Fossil Beds National Monument (in Hagerman). The adventure continues: take in the views from Perrine Bridge, take a memorable tour with Tandem BASE, test your problem-solving skills at Twin Falls Escape Rooms, and take in the dramatic scenery at Shoshone Falls.

To see reviews, photos, other places to visit, and more tourist information, use the Twin Falls trip itinerary builder website.

You can drive from Almo to Twin Falls in 1.5 hours. In September, daily temperatures in Twin Falls can reach 76°F, while at night they dip to 50°F. Finish your sightseeing early on the 11th (Fri) so you can drive back home.