You’ve got a long but straightforward haul tonight: I-35 N to I-90 W, about 8.5–9.5 hours of drive time before fuel stops, rest breaks, and any quick snack runs. Leaving in the early evening works best if you’re comfortable arriving late; the road is easy, mostly flat, and gets quieter the farther north you go. I’d plan on at least two gas/stretch stops, keep cash or a card handy for roadside coffee, and expect a late-night check-in near downtown Sioux Falls or along the interstate so you can get off the road quickly. If traffic is light, the last leg into town is simple and well-marked, with plenty of hotel parking that’s free and easy after dark.
If you still have a little life left after arrival, head first to Falls Park in the Falls Park West/Waterfront area for a quick night look at the river and the illuminated falls. It’s one of those places that still feels worth stopping for even at night—just keep it to a short wander, about 45 minutes, because the paths can feel a little sleepy late. From there, the Washington Pavilion in downtown Sioux Falls is a good no-pressure indoor stop if it’s open for evening visitors; even when you don’t go deep into exhibits, the public spaces make for an easy reset after being in the car all day. Parking downtown is usually straightforward in the evening, and you can walk between these two spots if you don’t mind a few blocks.
For a little lift before bed, stop at Josiah’s Coffeehouse & Cafe downtown for coffee, tea, or a late dessert—budget around $10–20 per person, and 30–45 minutes is plenty. It’s a solid place to decompress, sit a minute, and feel like you’ve officially arrived. If you’re still hungry and it’s not too late, finish with dinner at Brandon Steakhouse & Lounge in the east Sioux Falls/Brandon area for classic road-trip comfort: steak, burgers, and big portions that make sense after a long drive. It’s usually easiest to get there by car from downtown, and if you’d rather keep things simple, you can also treat it as your first proper meal before calling it a night.
Start at The Phillips Avenue Diner in downtown Sioux Falls for the kind of breakfast that actually fuels a road day: good coffee, big portions, and a classic diner menu that runs roughly $12–22 per person. It usually opens early, which is perfect here, because you’ll want to be on the road with daylight still ahead. From downtown, it’s an easy in-and-out before heading northwest; allow about 45 minutes so you’re not rushing the meal.
After breakfast, drive east of town to Palisades State Park near Garretson. This is the prettiest quick outdoors stop on the Sioux Falls side of the route: pink quartzite cliffs, the Split Rock Creek, and short trails that feel much bigger than the drive in suggests. Plan on 1.5–2 hours if you do a couple of overlooks and a hike down by the water; parking is straightforward, and the park is usually easiest to enjoy earlier in the day before the heat builds.
Continue back toward the metro for a low-effort nature reset at Big Sioux Recreation Area near Brandon. It’s a good “stretch the legs, breathe some river air” stop rather than a destination you need to overthink. The trails are easy and flat, so about 1 hour is enough unless you want to linger by the water. Then head north to Sickies Garage Burgers & Brews in north Sioux Falls for lunch; it’s road-trip friendly, quick, and satisfying, with most people spending around $15–25. It’s the kind of place where you can get in, eat, and be back on the road without losing the whole afternoon.
Once you’re westbound on I-90, make your way toward Badlands National Park near Wall for the day’s big landscape payoff. This is the stretch where the scenery shifts from plains-and-river country to those dramatic striped buttes and eroded ridgelines that make the first Black Hills-adjacent wow moment of the trip. If you arrive in the late afternoon, the light is usually better than midday anyway—plan 2.5–3 hours for the scenic loop and a few overlooks, and keep an eye on fuel and water since services are sparse inside the park. From there, continue on to downtown Rapid City and settle around Main Street Square for an easy dinner and a short walk; it’s a good area for checking in, grabbing a casual meal, and getting to bed without overprogramming the night.
Start out early from Rapid City and give yourself the full morning in Custer State Park—that’s when the wildlife is most active and the light is best for the classic Black Hills scenery. Head in on US-16 S / US-385 S and plan to be rolling through the park gates around sunrise or shortly after; in late June, that usually means leaving Rapid City around 6:00–6:30 a.m. if you want a calm start. The Wildlife Loop Road is the move first: bison, prairie dogs, burros, and often deer show up along the open grasslands, and it’s a much better experience before the midday traffic builds. Budget about 2–3 hours with a few slow pull-offs, and keep in mind the park can get congested when tour buses arrive.
From there, swing over to Sylvan Lake, which is one of those Black Hills spots that’s popular for a reason but still worth lingering at. The lake loop is an easy, scenic walk, or you can just sit on the granite shoreline and take in the water and stone spires for 1–1.5 hours. Parking fills quickly, especially on summer mornings, so if you find a spot, don’t overthink it—grab it and enjoy. After that, head into Custer for lunch at The Custer Wolf — Food & Drink on Mt. Rushmore Road; it’s a reliable place for burgers, sandwiches, and a beer or iced tea, and $15–30 per person is a realistic lunch range. It’s a good reset before you spend the afternoon back in the park.
After lunch, drive Needles Highway—this is one of the most dramatic roads in the region, with narrow granite tunnels, sharp stone spires, and plenty of pullouts for photos. Give it 1.5–2 hours so you can stop without feeling rushed; the road itself is part of the experience, and you’ll want time at the overlooks rather than just blasting through. If you’re up for a bigger hike, use the rest of the afternoon for the Black Elk Peak Trailhead near Sylvan Lake. That’s the marquee summit hike here, and it’s a real outing: expect 3–4.5 hours round-trip depending on pace, heat, and how many times you stop for views. If you do the hike, start no later than early afternoon so you’re not coming off the trail at dusk. If you’d rather keep it lighter, skip the summit and spend more time with the scenic drive and shoreline stops.
Wrap up back in town at The Custer Beacon, a relaxed dinner spot that’s easy to like after a full day outside. It’s a good place for a burger, pizza, or a more casual plate, with dinner usually landing around $18–35 per person, and it’s the kind of place where you can sit a while without feeling rushed. From Custer, you’re already set up well for tomorrow’s next leg, so keep the evening low-key: dinner, maybe a short walk through downtown, and an early night so you can actually enjoy the mountain morning ahead.
Leave Custer early and take US-16A / SD-244 into Keystone so you can reach Mount Rushmore National Memorial before the midmorning tour buses stack up. Plan on arriving close to opening time if you can; parking is usually easiest then, and the light is much better for photos on the Avenue of Flags, the main terrace, and the overlooks. Budget about 1.5–2 hours here, including a quick look through the visitor center and museum, and expect the practical cost to be mostly parking and snacks rather than admission. If you want the classic Black Hills experience, this is the place to do it without rushing.
From Mount Rushmore, head up to Hill City for lunch at Alpine Inn right on Main Street. It’s one of those Black Hills meals that feels a little more polished than a roadside stop but still very relaxed, with lunch usually running around $15–30 per person and about an hour on the clock. After that, catch the 1880 Train for an easygoing heritage ride; it’s a nice change of pace after the monument, especially if you want an outdoorsy day without a big hike. Later, work in a stretch on the Mickelson Trail between Hill City and Keystone—rent bikes if you want to cover more ground, or just do a shorter out-and-back segment for piney views and a little fresh air. If you’re biking, expect around 1.5–2 hours total once you factor in pickup, riding, and a few photo stops.
Swing back to Keystone for Rushmore Cave, a good late-day choice because it gives you a completely different side of the Black Hills with a cooler, underground break after all the driving and sun. The cave visit is usually a 1–1.5 hour stop, and it’s worth having a light layer even in summer since temperatures underground feel notably cooler. Wrap the day with dinner at Bumpin Buffalo Bar & Grill in Keystone, which is a very solid casual end-of-day option after a full slate of sights; plan on $18–35 per person and about an hour. It’s an easy walk or short drive from most Keystone lodging, so you can keep the evening low-key and rest up for the drive home tomorrow.
Leave Sioux Falls early and get onto I-90 E while the city is still waking up; this is one of those drives where an early departure really pays off because you can make your first good stop in Mitchell without feeling rushed. Plan on a little over 4.5 hours of pure drive time to get back to McPherson, but with breaks, lunch, and a possible lakeside pause, it’s much more of a full-day road rhythm. In Mitchell, stretch your legs at the Mitchell Corn Palace on Main Street — it’s a quick, delightfully odd roadside icon, usually easy to park near, and worth about 30–45 minutes to walk around, grab photos, and maybe poke into the visitor center. Admission is free, though any souvenir stop or snack can add a few dollars.
Stay in Mitchell for lunch at Chef Louie’s Steak House & Lounge, a dependable sit-down break that fits road-trip timing well. Expect classic Midwest diner-steakhouse comfort food, roughly $15–30 per person depending on whether you keep it light or go for a full plate, and give yourself about an hour so you’re not inhaling your meal. After that, if you want one last outdoors pause before the long straight shot south, detour to Lake Poinsett State Recreation Area near Arlington. It’s an easy stretch stop with water views, a short shoreline wander, and enough quiet to reset your brain before the final drive; 30–45 minutes is plenty unless you’re tempted to linger by the lake.
From there, it’s mostly a smooth return on I-90 E, with the kind of open-road driving that asks for a podcast, a coffee refill, and one more fuel check before you cross into the home stretch. If you want an early dinner or simply need a real sit-down break before the last leg, stop in Sioux Falls at The Everest Restaurant for broad, practical menu options and a relaxed reset; budget about $15–25 per person and around 45 minutes. Then continue south on I-35 S toward McPherson, aiming to leave Sioux Falls no later than late afternoon if you want to arrive home at a reasonable evening hour without feeling like the day swallowed you whole.