The Denver Zoo is a solid, well-kept mid-sized zoo with good animal habitats and a decent mix of big cats, primates, elephants, and giraffes. Expect to spend 2–3 hours if you move at a normal pace. It gets very crowded on weekends and during summer, especially around the sea lions and the tropical bird house. The paths are mostly flat and stroller-friendly, but it can feel like a lot of walking in the sun. In winter the place is surprisingly pleasant — fewer people, animals are often more active, and you can enjoy the outdoor areas without sweating.
Expect to pay around $25–$35 per adult for a standard ticket; kids are cheaper, and parking adds another $10–15. Skip the expensive add-on experiences like the carousel or behind-the-scenes tours unless you have kids who specifically want them. Best tip: buy tickets online in advance and arrive right at opening. Go in spring or fall if you can — the weather is perfect and crowds are much lighter than summer. If you're only in Denver for a couple of days and not huge zoo fans, the Botanic Gardens next door is often the better use of half a day.
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