ANGOLA â Angolaâs Historic Preservation Commission has finalized plans for its spring historic architecture tour. The Commission is calling this yearâs excursion the Women, Business and Architecture Tour. It will take place Friday, May 7, which is also the start of Trine Universityâs spring graduation weekend. It also culminates the end of the Womenâs Week celebration that being promoted by the Downtown Angola Coalition, the cityâs Mainstreet organization. The tour will begin in front of the Steuben County Courthouse at 7 p.m. that Friday and last approximately 45 minutes, ending at Caleo Cafe, 113 W. Maumee St., which will be staying open late to allow tourgoers a chance to enjoy refreshments and mingle with HPC board members.