Dortmund-Ems Canal Advanced 06/21/2015 The Chemistry of Stinging Nettles Intermediate 06/09/2015 Bee Orchid Advanced 05/25/2015 Chloroplast Cross Section - Labeled Intermediate 05/19/2015 Plant Cell - Unlabeled Intermediate 05/19/2015 Plant Cell - Labeled Intermediate 05/19/2015 Chloroplast - Unlabeled Beginner 05/19/2015 Chloroplast - Labeled Beginner 05/19/2015 Carpathian National Park Beginner 05/01/2015 Colton Point State Park Beginner 04/24/2015