Once it's done, it will be the tallest building in Arizona, surpassing the former Chase Tower, which has held the title since it was built in the 1970s. The project is actually two towers.

Aspirant is also responsible for building Astra, a tower that will eventually be the tallest in Phoenix. The former Chase Tower at First and Van Buren streets is currently Arizona’s tallest ...

The Phoenix Observation Tower would stand approximately 39 stories tall, just one story short of Chase Tower, the tallest building in the city.

Maison DesChamps, who calls himself “pro-life Spiderman,” livestreamed the climb on Instagram. DesChamps is the same man who scaled the Chase Tower in downtown Phoenix in February of last year.