Cross-over events in Des Moines, IA

New York City, NY

London

Boston, MA

San Francisco, CA

Los Angeles, CA

Toronto, ON

Houston, TX

Chicago, IL

Philadelphia, PA

Cambridge, MA

Edinburgh

Seattle, WA

San Diego, CA

Baltimore, MD

Other

Liverpool

Detroit, MI

Pittsburgh, PA

Berkeley, CA

Dallas, TX

Portland, OR

Cleveland, OH

Rochester, NY

Washington, DC

Austin, TX

Minneapolis, MN

Hamburg

Birmingham

Brooklyn, NY

Manchester

Santa Barbara, CA

Tallahassee, FL

St. Louis, MO

Manchester

Bloomington

Nottingham

Miami, FL

Vienna

Copenhagen

Berlin

Southend-on-Sea

Aarhus

Stanford, CA

Madison, WI

Tucson, AZ

Denver, CO

Aspen, CO

Glasgow

Atlanta, GA

Princeton, NJ

Costa Mesa, CA

Cardiff

Baton Rouge, LA

Nashville, TN

Bristol

Munich

San Jose, CA

Pasadena, CA

Orlando, FL

Las Vegas, NV

Urbana, IL

Ann Arbor, MI

State College

Normal, IL

Oxford

Stockholm

San Antonio, TX

Leeds

Sarasota, FL

New Orleans, LA

Calgary, AB

Cambridge

Santa Rosa, CA

Frankfurt am Main

Belfast

Leipzig

Red Bank, NJ

Boise, ID

Dresden

North Bethesda, MD

Kansas City, KS

Boulder, CO

Stuart, FL

Jacksonville, FL

Sheffield

Frederiksberg

Salzburg

Bedford

Montreal, QC

Tempe, AZ

Ithaca, NY

Columbus, OH

Fort Lauderdale, FL

Oakland, CA

Buxton

Davis, CA

Knoxville, TN

Lawrence

Kansas City, MO

Sacramento, CA