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20 Unmissable Things to See in Costa Rica: From Iconic Wonders to Hidden Gems

Costa Rica, a biodiversity hotspot nestled in Central America, is a dream destination for nature lovers, adventure seekers, and eco-conscious travelers. Home to over 5% of the world’s species despite covering just 0.03% of the planet’s surface, this “Pura Vida” paradise offers lush rainforests, pristine beaches, active volcanoes, and vibrant wildlife. In 2024, the country welcomed a record 2.66 million tourists by air, a 7.7% increase from 2023, with early 2025 data showing a rebound after initial dips. Whether you’re planning a Costa Rica itinerary for couples, families, or solo adventurers, the best things to see in Costa Rica blend thrilling experiences with sustainable practices. But what sets this guide apart? We’ll emphasize off-the-beaten-path attractions and regenerative tourism—shifting from mere sustainability to actively restoring ecosystems and empowering local communities, as pioneered by experts like Glenn Jampol of the Global Ecotourism Network.

As a global leader in ecotourism, Costa Rica generates 98% of its energy from renewables and protects 30% of its land in national parks and reserves. Tourism contributes 8.2% to GDP, but mass influxes like cruise ships pose risks—prompting calls for regenerative approaches that integrate locals and redirect profits to conservation. Here, we’ll highlight top attractions in Costa Rica while weaving in unique angles, like lesser-known spots that support Indigenous communities and reduce carbon footprints. Let’s dive into the must-see sights, categorized for easy planning.

Natural Wonders: Volcanoes, Waterfalls, and Hot Springs

Costa Rica’s dramatic landscapes are shaped by volcanoes and cascading waterfalls, offering some of the best things to do in Costa Rica for nature enthusiasts.

  1. Arenal Volcano: This iconic stratovolcano in La Fortuna towers at 1,670 meters (5,480 feet), surrounded by hiking trails and natural hot springs. Hike the 1968 Lava Trail for panoramic views, or soak in eco-friendly thermal pools at Tabacón Hot Springs, fueled by geothermal energy. A real-life tip from travelers: Visit at night for a chance to see glowing lava flows, as shared in X posts about its mesmerizing beauty.
  2. Rio Celeste Waterfall: In Tenorio Volcano National Park, this turquoise cascade is a hidden gem formed by mineral reactions. The 1.5-hour hike through cloud forest rewards with swimming spots—opt for guided tours from local operators to support community conservation.
  3. Poás Volcano: Just an hour from San José, this active crater features a stunning acidic lake. Recent 2025 reopenings after seismic activity make it a timely visit; combine with nearby La Paz Waterfall Gardens for butterfly enclosures and orchid displays.
  4. La Fortuna Waterfall: Plunging 75 meters (246 feet) into a swimmable pool, this spot in Arenal Volcano National Park is perfect for a refreshing dip. Entrance fees fund local reforestation—over 52% of Costa Rica’s land is now forested, up from 26% in 1983.

For a unique twist, explore Bajos del Toro’s lesser-known waterfalls like Catarata del Toro, a 90-meter (295-foot) drop in a volcanic crater, far from crowds.

Pristine Beaches and Coastal Marvels

With coastlines on both the Pacific and Caribbean, Costa Rica’s beaches are among the top attractions, blending relaxation with marine conservation.

  1. Manuel Antonio National Park: This Pacific gem features white-sand beaches framed by rainforest, home to sloths, monkeys, and iguanas. Hike trails to hidden coves; certified sustainable operators ensure low-impact visits.
  2. Tortuguero National Park: Accessible only by boat or plane, this Caribbean haven is a turtle-nesting hotspot. Witness olive ridley or green sea turtles from July to October—guided night tours support local patrols combating poaching.
  3. Playa Espadilla Sur: In Manuel Antonio, snorkel crystal-clear waters teeming with fish. For a regenerative angle, join beach cleanups organized by eco-lodges like Lapa Rios, which uses pig biogas for kitchens.
  4. Uvita Beach: In the South Pacific, spot humpback whales from December to April. The Whale Marine National Park’s tail-shaped tombolo is a natural wonder; stay at eco-certified spots to aid marine corridors.

Off the beaten path: Playa Bejuco or Playa Aguja offer serene, uncrowded sands with community-led tours.

Wildlife Havens and National Parks

Costa Rica’s parks protect endangered species, making wildlife viewing one of the best things to see in Costa Rica.

  1. Corcovado National Park: On the Osa Peninsula, this “most biologically intense place on Earth” (per National Geographic) hosts jaguars, tapirs, and scarlet macaws. Multi-day hikes with Indigenous guides emphasize cultural preservation.
  2. Monteverde Cloud Forest Reserve: Zip-line or hike sky bridges amid quetzals and orchids. Sustainable tourism here funds reforestation; experts note it’s a model for community involvement.
  3. Cahuita National Park: Caribbean coral reefs and rainforest trails teem with howler monkeys. Snorkeling tours support Afro-Caribbean communities.
  4. Osa Peninsula Mangroves: Kayak through Damas Island for herons and monkeys; eco-tours highlight mangrove restoration.

Unique insight: Visit Rancho Naturalista for birdwatching—over 200 species—and farm-to-table dining, as praised by wildlife expert Nigel Marven.

Cultural and Urban Experiences

Beyond nature, explore Costa Rica’s vibrant culture.

  1. San José Museums: The capital’s Gold Museum and National Theater showcase pre-Columbian artifacts and opera.
  2. Puerto Viejo de Talamanca: Caribbean vibes with Jamaican influences—try fresh cuisine and reggae nights.
  3. Indigenous Communities: In Bribrí or Boruca territories, learn traditional crafts; tours empower locals per the ICT’s sustainable certification.

Off-the-Beaten-Path Hidden Gems

For a fresh angle, skip crowds with these unique spots.

  1. Bijagua and Rio Celeste: Lesser-visited hikes to blue rivers, supporting family-run eco-lodges.
  2. San Gerardo de Dota: Cloud forest birding for resplendent quetzals, with organic coffee farms.
  3. Cueva de la Muerte: This “Cave of Death” in San Carlos emits CO2—fenced for safety, it’s a quirky natural oddity.
  4. Orosi Valley: Colonial churches and hot springs in a serene valley; bike tours promote low-carbon exploration.
  5. Maquenque Wildlife Reserve: Plant trees during stays at family-owned lodges, directly aiding conservation.
Attraction TypeIconic PickHidden GemSustainability Tip
VolcanoArenalPoásChoose electric transport to reduce emissions
WaterfallLa FortunaRio CelesteSupport local guides for community income
BeachManuel AntonioPlaya BejucoJoin cleanups to protect marine life
ParkCorcovadoBijaguaOpt for CST-certified operators
CulturalSan José MuseumsIndigenous ToursBuy artisanal goods directly from makers

Planning Your Sustainable Costa Rica Adventure

To maximize impact, choose CST-certified accommodations (recognized by the UN World Tourism Organization) and activities that offset carbon—like tree-planting at eco-lodges. Experts like Jurgen Stein advocate for small-scale, community-driven tourism to avoid “poisonous” mass effects. Best time? Dry season (December-April) for beaches, or green season (May-November) for fewer crowds and lush scenery.

Costa Rica proves travel can regenerate: By visiting these things to see in Costa Rica responsibly, you’ll contribute to a model that’s inspired global change. Pura Vida—plan your trip today!