Pleasant Hill and Olympic Blvd., Lafayette CA

STH 15/CTH CB & CTH CB/W. Greenville Dr. (CTH GV) Greenville, WI

STH 42/I-43, STH 42/Vnguard Dr. Roundabout, Sheyboygan, WI

Holman Hwy. 68/Highway 1, Monterey, CA

Jaye St./Montgomery Ave. Roundabout, Porterville, CA

N. Hamilton and Clark State Rds. Roundabout, Gahanna, OH

Pacific Coast Hwy. 1 and Los Coyotes Blvd. Roundabout, Long Beach, CA

Bogard and Trunk Roads Roundabout, Palmer, AK

Coffman and Brand Roads, Dublin, OH

STH 32 and Glory Rd. Roundabout, De Pere, WI

STH 16 and N. Walnut St. Roundabout, Oconomowoc, WI

14 Mile Rd. and Orchard Lake Rd. Roundabout, W. Bloomfield Township, MI

USH 8 and 208th St. Roundabout, St. Croix Falls, WI

Interstate 5 / Deschutes Road, Anderson, CA

SR 99/SR104/Twin Cities Rd. Roundabouts, Galt CA

State Highway 61 and Jamaica Ave. Roundabouts, Cottage Grove, MN

Bridge and Lancaster Sts. Roundabout, Kitchener, Ontario

California Blvd and 1st/2nd Sts. Roundabouts, Napa, CA

S. Golden Rd. and Moss St. Roundabout, Golden, CO

Seldon Rd. and Lucille St. Roundabout, Wasilla, AK

1-25 Crossroads Blvd. Roundabouts, Loveland, CO

Ziegler and Horsetooth Rds. Roundabout, Fort Collins, CO

I-43 and Moorland Road Roundabout, New Berlin, WI

67 St. and 30 Ave. Roundabout, Red Deer, Alberta

River & Roberts Roads, Lake County, IL

STH 54 / 2nd Ave., Gaynor Ave. and 17th Ave. Roundabout,Wisconsin Rapids, WI

Rocklin Road Roundabouts, Rocklin, CA

Huffman Road Roundabouts, Anchorage, AK

STH 145/USH 41/USH 45 Roundabouts, Richfield, WI

Shasta View Drive Roundabout, Redding, CA

Pulaski Circle Roundabout, Hartford, CT

South Towne Dr. and Industrial Dr. Roundabout, Monona, WI

MLK Roundabout, Springfield, OR

Arboretum Parkway Roundabouts, Kalamazoo, MI

STH 60 and USH 45 Roundabouts, Slinger, WI

US 18/Blackwood Dr., US 18/STH 83, Waukesha County, WI

Dowling Road and Seward Highway Interchange, Anchorage, AK

Highway 30 and Thompson Dr. Roundabouts, Madison, WI

STH 78/92 Roundabouts, Mount Horeb, WI

Diamond Dr. and San Ildefonso Rd. Roundabout, Los Alamos, NM

Perryville and Swanson Rds. Roundabout, Winnebago County, IL

USH 14 and STH 138 Roundabouts, Oregon, WI

I-94/County Highways N & TT Interchange, Cottage Grove, Dane County, WI

US 23 and Lee Road Roundabouts, Livingston County, MI

I-94 and County Highway P, Pabst Farms Roundabouts, Oconomowoc, WI