If you’re trying to get around the city this weekend, it might be a good idea to leave the car at home or at least plan ahead — there are several road closures in effect for events in Toronto Saturday and Sunday:

Honda Indy Weekend

Strachan Ave. has been closed between Lake Shore Blvd. and Fleet St. since Wednesday, along with Lake Shore Blvd. from Strachan Ave. to British Columbia Dr., for the Honda Indy Toronto. Both closures will last until midnight on Sunday. The only available access to Ontario Place will be from Lake Shore Blvd. at the foot of Strachan Ave.

Ride to Conquer Cancer

The annual charity bike ride will close a series of lanes on Saturday in an area bounded by Evans Ave. in the north, The West Mall in the west, Kipling Ave. in the east and Lake Shore Blvd. in the south. The closures will start at 6 a.m. and should be clear by 10 a.m.

Highland Creek Heritage Festival and Parade

The annual community celebration on Saturday will close Old Kingston Rd. from Watson Rd. to Kingston Rd. and Morrish Rd. from Kingston Rd. to 226 Morrish Rd. from 8 a.m. to 5 p.m. The parade will close Lawson Rd. from the west side of Meadowvale Rd. to Old Kingston Rd./Kingston Rd. from 10 a.m. to noon. The dispersal area for the parade will close Watson Rd. between Old Kingston Rd. and Thomas Ave. until noon.

Festival on Bloor

Bloor St. will be closed between Spadina Ave. and Bathurst St. on Sunday from 7 a.m. to 8 p.m. for the festival.

Portugal Day

The celebration will close Lansdowne Ave. from Bloor St. to College St. on Sunday from 8 a.m. to 1 p.m.

Toronto Challenge Run

Wellington St. will be closed from Simcoe St. to John St. on Sunday from 8:30 to 11 a.m. There will also be rolling closures during the run in the area bounded by Wellington St. in the south, Spadina Ave. in the west, Wellesley St. in the north and Bay St. in the east.