Welcome to the Boston Architecture Diary, your essential guide to architecture exhibitions and events taking place across the city.

Riverfest Cardboard Boat Race Challenge 2018

17 June 3:00pm - 6:00pm
Venue: The Old Manse
269 Monument St.

Celebrate Riverfest and test your STEAM skills! Can you make a boat out of cardboard and paddle 25 yards before it sinks? Design your boat not only for maximum flotation and speed but also to blend in with the river habitat. Race winner categories: First to cross the finish line in boat; most creative Concord River habitat design; most spectacular sinking. Bring your team, imaginations, and intrepid spirit, and we’ll provide the materials! Register at www.theumbrellaarts.org