• Historic Tour - Take a self-guided tour of the Boettcher Mansion in Golden. 8 a.m.-4 p.m. Monday-Friday, by appointment only, 900 Colorow Road, Golden, 303-526-0855

• Free Tours - Governor's Residence at Boettcher Mansion; call for more information, 303-866-3681

• Ninth Annual Parade of Ponds - Tour of ponds and water gardens throughout the metro area. 9 a.m.-5 p.m. today, 11 a.m.-5 p.m. Sunday, tickets $15 adults, children under 15 free, purchase tickets at hudsongardens.org, coloradoparadeofponds.com

• Getting Rid of Your Green Pond (Algae) - 10 a.m.-noon today, Tagawa Gardens, 7711 S. Parker Road, Aurora; 303-690-4722

• Fall Container Gardening - Tagawa's horticulturist will demonstrate how to assemble patio pots. 1-2 p.m. today, Tagawa Gardens, 7711 S. Parker Road, Aurora; 303-690-4722

• Fall Color in the Landscape - Water conservation specialist Craig Miller will give a PowerPoint presentation on year-round planting for fall color. 1-2 p.m. Sunday, Tagawa Gardens, 7711 S. Parker Road, Aurora; 303-690-4722

• Making Terrariums for Kids - Professional gardeners will present tips on terrarium-building. 10 a.m.-2 p.m. Sunday, The Market at Belmar, 444 S. Wadsworth Blvd., 303-742-1520

• Parade of Homes - Tour five new custom homes that demonstrate the latest in waterside living, as well as the latest in decorating, technology and architectural and landscaping concepts, 10 a.m. to 8 p.m. daily, through Labor Day, Southshore at E-470 and Smoky Hill Road, Aurora. Details, paradeofhomesdenver.com.

• Denver Modernism Show - Featuring mid-century furnishings, artwork and clothes, 10 a.m.-6 p.m. today, 10 a.m.-3 p.m. Sunday, Denver Studio Complex, 241 S. Cherokee St., $5 admission, children under 12 free, denvermodernism.com

• Annual Denver Dahlia Show - The Colorado Dahlia Society's annual event features hundreds of blooms and arrangements; noon-5 p.m. today, 9 a.m.-4 p.m. Sunday, Denver Botanic Gardens, 1005 York St., more info at dahlias.net

• Fine Art & Craft Fair - Longmont Farmers' Market hosts show and sale, 8 a.m.-1 p.m. today, Boulder County Fairgrounds, Hover Road and Boston Avenue, Longmont, longmontfarmers.com