Start early in Burgas Sea Garden, when the paths are coolest and the park still feels pleasantly local rather than busy with beachgoers. Allow about two hours to wander south along the promenade, passing the sculptures, flower beds, and open sea views. The park is free and open all day; from central Burgas, it is an easy 10–20-minute walk, or a short taxi ride if you are staying farther inland. Continue directly to Burgas Central Beach, where you can spend roughly 90 minutes swimming or relaxing on the broad sand. Bring water, sunscreen, and a small amount of cash for seasonal beach cafés and loungers; August afternoons can become very hot.
Walk back toward the center for the Archaeological Museum Burgas, a compact but worthwhile stop with Thracian, Greek, Roman, and medieval finds from the southern Bulgarian coast. Set aside about an hour. It is typically open during daytime museum hours, but exact August 2026 hours and admission—usually only a few leva—are worth checking locally, as schedules can change. Afterward, head to Burgas harbor for the seasonal boat to St. Anastasia Island. Allow three to four hours in total, including the return crossing; boat times and fares are weather-dependent, so check the harbor schedule in the morning and arrive 20–30 minutes before departure. On the island, visit the small museum and former monastery, then follow the paths around the rocky shoreline. Wear shoes with a firm grip and take water—the island has little shade.
Return to central Burgas and have dinner at HashtagSTUDIO, a relaxed choice for Bulgarian and Mediterranean-style dishes. Allow around €15–25 per person, excluding drinks. It is a good place to slow the pace after the boat trip rather than plan another attraction; if you still have energy afterward, take an unhurried evening walk back through the quieter sections of Sea Garden, when the promenade is cooler and livelier with locals.
After arriving from Burgas, walk from the bus stop toward the Old Town peninsula, allowing roughly 15–20 minutes depending on where the bus leaves you. Start at Church of Saint Sophia, where the roofless fifth-century basilica is especially atmospheric in the softer morning light; allow about 30 minutes. Continue on foot through the narrow lanes to Church of Saint John the Baptist, one of Old Nessebar’s best-preserved medieval churches. The churches are generally visited during daytime opening hours, often around 9:00 AM–6:00 PM in summer, though schedules and small entrance fees can vary. Wear shoes with good grip—the ancient paving stones become slippery and uneven.
Late morning, make your way along Mesambria Street to Church of Christ Pantocrator. Its patterned brick-and-stone façade is one of the peninsula’s visual highlights, and 45 minutes gives you time to appreciate both the church and the surrounding lanes without rushing. Most sights in Old Nessebar are close together, but August heat builds quickly, so carry water and take advantage of the small shaded courtyards and cafés rather than trying to cover every ruin.
After lunch, spend about an hour at the Nessebar Ethnographic Museum, housed in a traditional Revival-era building and focused on local clothing, crafts, and coastal life. Check the posted hours when you arrive—summer opening times are commonly late morning to early evening—and keep some cash for admission, usually a modest fee. From here, wander gradually toward the Old Nessebar waterfront and fishing harbor, taking the quieter northern and eastern lanes rather than following the busiest souvenir-shop stretch. Allow at least 90 minutes for the shoreline walk, fishing boats, craft stalls, and sea views. For a relaxed meal, choose a harbor-side seafood restaurant with a visible catch and a shaded terrace; expect around €20–35 per person, more if ordering freshly grilled fish. Stay for sunset if you can, then return to your accommodation on foot or use a taxi from the mainland side, since the peninsula’s lanes are pedestrianized and local taxis can be limited late at night.
Allow for your morning arrival from Nessebar before beginning the walk through Sozopol Old Town. Once you reach Sozopol, leave luggage at your accommodation or use a left-luggage service if available; the Old Town’s cobbled lanes are awkward with cases. Start near the southern entrance and spend about two hours wandering without a strict route, looking for the old wooden-and-stone houses, small galleries, and surviving sections of the ancient walls. The peninsula is best before late-morning crowds and heat, and comfortable shoes are essential.
Late morning, walk to the Archaeological Museum Sozopol, usually a five- to ten-minute stroll within the Old Town. Set aside around an hour for its Thracian, Greek, Roman, and early Christian collections, including finds connected with ancient Apollonia Pontica. Opening times can vary seasonally, but summer hours are generally daytime through early evening; expect roughly 5–10 BGN admission and carry some cash. Continue on foot to Church of Saint George, a compact historic church near the waterfront, for about 30 minutes. Dress respectfully—shoulders and knees covered—and check the door hours, as small churches sometimes close briefly around services.
For a slower afternoon, walk or take a short taxi from the Old Town into the New Town and settle at Harmani Beach. The broad southern shore has paid loungers and umbrellas, but you can also find free sand toward the edges; budget approximately 10–30 BGN for a set depending on the row and time of day. Swim close to the supervised areas, keep valuables out of sight, and take a break from the strongest sun between roughly noon and 3 PM. In the evening, make your way to Mehana Sozopol in the New Town for Bulgarian comfort food—order a few dishes to share, such as shopska salad, grilled meats, or seasonal vegetables, with a local beer or rakia. Allow around €15–25 per person, and arrive a little before peak dinner time if you want a quieter table; August restaurants fill quickly.