From Albufeira: Benagil Hidden Caves Tour by Kayak

Kayak Algarve caves from Albufeira with a boat transfer, beginner-friendly safety, and big cave-coast views, plus a quick sea swim.

Kayak Algarve caves from Albufeira with a boat transfer, beginner-friendly safety, and big cave-coast views, plus a quick sea swim.

A 2-hour Bristol walking tour from Bristol Cathedral to the harbourside, mixing 1,000 years of history with Banksy street art for $17.

Speedboat tour from Sóller to Sa Calobra and Cala Tuent with cave views, two swim stops, and snorkeling masks.

A 1-hour Honolulu glass-bottom boat ride on Oahu’s South Shore with expert narration, great views, and chances to see sea turtles and dolphins.

A full-day South Coast bus tour from Reykjavik with Skógafoss, Seljalandsfoss, Reynisfjara black sand, and glacier views—guided, guided, and scenic.

Snorkel Silfra between tectonic plates in Þingvellir National Park with a dry suit and included GoPro photos for $148.

Hop-on hop-off buses in Berlin for $24. See East and West landmarks fast with multilingual audio, WiFi, and winter mulled wine.

A 10-hour Tbilisi day trip to Uplistsikhe, Gori and UNESCO Mtskheta, with optional Stalin Museum, big views, and great guides.

A 2-hour guided walk across Vienna’s top landmarks and hidden-feeling corners, all exterior-only, with expert storytellers and clear hearing gear.

Guided day trip from Glasgow to Loch Lomond, the Trossachs, and Stirling Castle, with a cruise option and expert history storytelling.

Visit Hacienda La ReKompensa in Gran Canaria for a guided banana farm tour, ocean views, and tastings of jams, banana wine, and more.

Day trip from Costa del Sol to Gibraltar: guided city sights, Europa Point, St. Michael’s Cave, wild Barbary macaques, plus duty-free shopping.

Small-group Borghese Gallery tour with expert guide, reserved entry, audio headsets, and Villa Borghese gardens stroll among sculptures.

See Lanzarote’s volcanic landscapes and cave wonder in one full day: Timanfaya, El Golfo, and Jameos del Agua with a great guide.

A full day from King’s Cross to Warner Bros. Studio Tour London. Ride Platform 9¾, see Hogwarts sets, plus seasonal events.

Join a Reykjavik whale watching tour on the Andrea ship in Faxaflói Bay with expert guides, warm overalls, and a free return if no whales.

Hop-on hop-off bus across Washington DC with 17 stops plus a 2-hour Arlington National Cemetery walking tour with a local guide.

Small-group Istanbul tour with skip-the-line tickets for Hagia Sophia, Topkapi Palace, and Basilica Cistern, plus headset comfort and expert guides.

A 50-minute guided tour inside Barcelona’s Palau de la Música Catalana with usually off-limits access, skylight views, and an organ finale.

2-hour Bath walking tour with a Blue Badge guide. See Royal Crescent, Circus, Queen Square, Pulteney Bridge, Bath Abbey. Great value.

English guided half-day tour from Berlin to Sachsenhausen Memorial, with licensed guide, key camp sites, and simple public-transport logistics.

90-minute Oxford tour from Trinity College gates. See dreaming spires, visit the Bodleian, and enter a historic college with a guide.

Italian-guided day trip to Zaanse Schans for classic windmills, wooden clogs, and Dutch cheese tasting from Amsterdam.

9-hour Cappadocia Green Tour with pickup: Derinkuyu underground city, Ihlara hike, Selime Monastery, lunch, skip-the-line tickets.

A 2-hour Old Quebec City walking tour with a knowledgeable guide, big viewpoint moments at Dufferin Terrace, and historic stops like Place Royale.