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historicalmarkerproject/markers/HM244K_klingle-valley-trail_Washington-DC.html
Klingle Valley Trail
Welcome to the Klingle Valley Trail, a place for peaceful public recreation. This 0.7-mile trail is a steady, moderate incline through a small wooded stream valley leading to the rugged and picturesque Rock Creek. This trail …
historicalmarkerproject/markers/HM23ZE_smithsonian-conservation-biology-institute_Washington-DC.html
The Smithsonian Conservation Biology Institute (SCBI), previously established as the Conservation and Research Center in 1973, is a research and training leader in veterinary medicine, reproductive physiology and conservation biology.
SCBI bree…
historicalmarkerproject/markers/HM23ZD_the-o-line_Washington-DC.html
In 1995, the Zoo debuted the O-Line, a series of towers and vine-like cables. It allows our orangutans to travel between the Great Ape House and Think Tank, if they choose to do so. Still innovative today, the O-Line is the only "orangutan transpo…
historicalmarkerproject/markers/HM23ZC_aldabra-tortoise_Washington-DC.html
Aldabra Tortoise
Geochelone gigantean
Losing Giants: Seafarers visiting the remote island homes of giant tortoises inadvertently left trouble behind. Goats they released to feed future voyagers overgrazed the vegetation, leaving tortoises litt…
historicalmarkerproject/markers/HM23ZB_the-book-that-brought-a-dinosaur-to-life_Washington-DC.html
In 1956, author Oliver Butterworth brought a dinosaur to life, thrilling millions of readers with his tale. In The Enormous Egg, 12-year old Nate Twitchell spotted an egg unlike any other on his family farm. A few weeks after Nate's discovery, out…
historicalmarkerproject/markers/HM23ZA_how-to-drink-coffee-and-save-birds_Washington-DC.html
In the early 1990s, Smithsonian Migratory Bird Center (SMBC) scientists found that shade farms, where coffee is grown within forest-like settings, provide refuge for migratory and resident birds, in contrast to conventional open-sun coffee farms w…
historicalmarkerproject/markers/HM23Z9_prairie-dogs_Washington-DC.html
Home on the range?
In the early 1900s, as farmers and ranchers moved west, black-tailed prairie dog habitat was converted into crops and grassland for cattle.
Today, only small, scattered populations of prairie dogs are found mainly in protect…
historicalmarkerproject/markers/HM23Z8_easter-monday_Washington-DC.html
For well over a century, the Monday following Easter has been an African American family celebration at the Zoo. Rich in culture and history, Easter Monday continues as a Washington tradition, with music, games and family-focused activities.
As…
historicalmarkerproject/markers/HM23Z7_a-capital-bird_Washington-DC.html
Seeing bald eagles in the Washington DC area used to be impossible; the last wild birds were spotted in the 1940s. But after decades of species protection, a nest was found in 2001. Today keep you eyes eagle-sharp as you stroll along the region's …
historicalmarkerproject/markers/HM23Z6_3-the-broadmoore_Washington-DC.html
3. The Broadmoor
The Broadmoor epitomizes the luxury apartment/hotels built along Connecticut Avenue in the 1920s. Designed in 1927 by prominent architect Joseph H. Abel, the Broadmoor featured a pioneering underground garage, restaurant and bar,…