Rooftop gardens and terraces are the perfect examples of turning underutilized spaces into hubs for recreation, relaxation, and food production, but they?re typically only accessible from the inside. Wouldn?t it be nice if you could walk straight up onto your lush green roof from your front yard or garden" Continuous loops of outdoor space create the feeling of having your very own nature trail and make home exteriors more interactive than ever before. Here are four of our favorite walk-up roof designs:
“MeMo House” by BAM!

This verdant home in Buenos Aires, Argentina was created by BAM! Arquitectura and gives its residents a whopping three stories of space in the span of an average-sized housing plot. The exterior of the “MeMo House” is essentially a three-tiered garden that can be accessed from every floor. Plant-filled ramps connect the building’s ground floor to its mid-level terrace and landscaped roof. The architects have also equipped the Memo House with several eco-friendly features like wastewater filtering technology, a rainwater harvesting system, and solar panels. The entire design has been oriented with respect to the sun?s path across the sky to absorb the maximum amount of renewable energy. ?We conceived the sustainability of the project as a path, not a goal,? BAM! explains. ?Hence, we based our plan on the LEED standards and incorporated the concepts of durability and economy which are fundamental in our architectural wo...