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Figure1 New shared bikes(Hellobike) in winter Xiaoyuan Road, Baotou City, China	Figure2 Bicycle with 💗 Reflector Jiaoda East Road, Beijing, China
Figure3 Mountain bike with a baby seat Dongzhong Street, Beijing, China	Figure4 Women's bike with a adjustable baby seat Dongzhong Street, Beijing, China
Figure5 Fat tires mountain bike Jiaoda East Road, Beijing, China	Figure6 Police e-bike Hepingli North Street, Beijing, China
Figure7 Police bike Beijing Legation Quarter, Beijing, China	Figure8 The Thompsons tandem bicycle with bike trailer University Ave, Madison, WI
Figure9 ❀Bicycle Xindong Road, Beijing, China	Figure10 Old-fashioned bicycle with a baby seat Xindong Road, Beijing, China
Figure11 In-front Cargo Bicycle Karl-Schmid-Strasse, Zurich, Switzerland	Figure12 Electric Cargo Shared Bike Stauffacherstrasse, Zurich, Switzerland
Figure13 Old Stylish Bicycle Stauffacherstrasse, Zurich, Switzerland	Figure14 Old Stylish Bicycle Stauffacherstrasse, Zurich, Switzerland
Figure15 Electric Cargo Shared Bike Zurich, Switzerland	Figure16 Take-away Food Delivery Bicycle Stauffacherstrasse, Zurich, Switzerland
Figure17 Old Stylish Bicycle with a Basketry Langstrasse, Zurich, Switzerland	Figure18 Fat-tire Mountain Bicycle Storrs, CT
Figure19 Electric Bike Mansfield Way, Storrs, CT	Figure20 Worn Road Bicycle Hillside Rd, Storrs, CT
Figure21 Elegant Woman Bicycle Glenbrook Rd, Storrs, CT	Figure22 Mountain Bicycle with a Basket Glenbrook Rd, Storrs, CT
Figure23 Headless Bicycle K Street, Washington, D.C.	Figure24 Freight and Passenger Bicycle Pennsylvania Avenue, Washington, D.C.
Figure25 Men's Cruiser Bike Mansfield Way, Storrs, CT	Figure26 All White Bicycle Fairfield Way, Storrs, CT
Figure27 E-Bike Hillside Rd, Storrs, CT	Figure28 Yamaha Classic Moped Yamahopper Glenbrook Rd, Storrs, CT
Figure29 E-Scooter Hillside Rd, Storrs, CT	Figure30 Folding E-bike Glenbrook Rd, Storrs, CT
Figure31 😶 George J. Sherman Family Sports Complex, Storrs, CT	Figure32 Fat tire E-bike Storrs Rd, Storrs, CT
Figure33 Vintage Bike with back basket Fairfield Way, Storrs, CT	Figure34 Vintage Bike with basket Massachusetts Avenue, Cambridge, MA
Figure35 Retro Bicycle George J. Sherman Family Sports Complex, Storrs, CT	Figure36 Bike without wheels and seat New York, NY
Figure37 E-bikes 59th Street–Columbus Circle, Broadway, New York, NY	Figure38 shared bikes(citibike) 235 W 56th St, New York, NY
Figure39 UMass shared bikes valleybike Village Park Drive, Amherst, MA	Figure40 Unicycle Oak Hall, Fairfield Way, Storrs, CT
Figure41 Steel Gravel Commuter Bike with ORTLIEB bag Glenbrook Rd, Storrs, CT	Figure42 Rat Fink Cruiser Bike Auditorium Rd, Storrs, CT
Figure43 Cargo e-bike Escher Wyss, Zurich, Switzerland	Figure44 Bike Rack with an Elegant Bike as a Sign Escher Wyss, Zurich, Switzerland
Figure45 Three-wheeled, Double-headed Bike Smithsonian American Art Museum, Washington, D.C.	Figure46 All-green Old-fashion Bike Victory Mall, Baotou City, China
Figure47 Shared E-scotter at UConn Mansfield Rd, Storrs, CT	Figure48 F🔘🔘D Church St, Willimantic, Connecticut

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